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lucy

Questions and answers by visitors named lucy

Questions (252)

1.Which is a source of political conflict between China, Japan, and South Korea today?A. trade barriers B. nuclear weapons
1. 40 answers
2. 11,820 views
Name the conditions under which urine production increases in mammals
1. 4 answers
2. asked by lucy
3. 1,726 views
Calculate the number of moles of Na2CO3 present in 100cm^3 of 2 M Na2CO3 solution.i got 5 moles.am i right
1. 7 answers
2. asked by lucy
3. 1,864 views
When 34.8grams of potassium sulphate was dissolved in 500cm cubed distilled water.calculate :the concentration of potassium
1. 5 answers
2. 1,595 views
A compound weighing 42 grams was found to contain 12 grams of magnesium,6 grams of carbon the rest oxgen.Determine the empirical
1. 5 answers
2. asked by lucy
3. 1,376 views
If 25cm^3 of NaOH solution containing 4.0g per litre of solution neutralised 50cm^3 of a monobasic acid,HX containing 1.8g of
1. 4 answers
2. 944 views
Let A = (−7,−4) and B = (7,4), and consider the equation PA•PB = 0. Describethe configuration of all points P = (x, y)
1. 4 answers
2. 2,244 views
the sum of the ages of two siblings is 23 and the difference between their ages is 7. if frank is the older brother of beth,
1. 5 answers
2. 2,192 views
A 0.50 kilogram ball is thrown vertically upward with an initial kinetic energy of 25 joules. Approximately how high will the
1. 5 answers
2. 11,972 views
when james planted a tree 5 m from a window the tree just blocked from view a building 50 m away if the building was 20 m tall
1. 4 answers
2. asked by lucy
3. 1,161 views
A certain volume of oxgen diffused from a given apparatus in 125 secs.In the same conditions,the same volume of gas N,diffuse in
1. 5 answers
2. 706 views
20cm^3 of sodium carbonate solution was reacted completely with 25cm^3 of 0.8 M HCL according to the equation.
1. 4 answers
2. 783 views
A piece of metal has a volume of 20 cm^3 and a mass of 300g.Calculate the density of the metal in kg/m^3.i got 15.plz confirm my
1. 5 answers
2. 2,315 views
does the book say anything about scout's physical appearance? i cant seem to find anything.she was skinny with blue eyes and
1. 1 answer
2. 376 views
Sometimes, technology and visual aids can be more of a distraction than a helpful component to a presentation. Provide an
1. 2 answers
2. 1,098 views
how come in y=x^2, the range is all real numbers, y is greater than or equal to 0or is it for x=y^2? in y=x^2 imagine any choice
1. 1 answer
2. 409 views
i have to find out about blues music but all the websites i try hardly have any information! please help me with this! thank
1. 1 answer
2. 331 views
Find the slope and the y-intercept.y=-3x+3
1. 1 answer
2. 271 views
What is the lewis dot structure for Fluoride, F1- and Mg2???
1. 4 answers
2. 1,910 views
Aluminum reacts with sulfuric acid, which is the acid in automobile batteries. If 20.0 grams of Al is placed into a solution
1. 2 answers
2. 954 views
How many grams of hydrochloric acid are required to react completely with 4.30 grams of zinc? I got 4.80g HCl for the answer but
1. 2 answers
2. 1,050 views
hi i was just wondering if this makes sense and if it is a good remembrance day poem:Restless nights, awake in a nightmare
1. 1 answer
2. 388 views
If a ball is thrown directly upward with a velocity of 80ft/s, its height (in feet) after t seconds is given by y=80t-16t^2.
1. 6 answers
2. 4,348 views
pliz help. is this sentence gramatically correct. i am looking forward to getting to know you.
1. 3 answers
2. 415 views
how many children(aged under 18) are taking drugs?
1. 3 answers
2. 294 views
what is the relation between volts and amps?
1. 3 answers
2. 441 views
Can you give me an example of what a feature article could be about on the concept of "The Individual and the Family"? All I can
1. 3 answers
2. 428 views
Determine whether the function f(x)[x+1] is odd, even, or neither.Answer: neither odd nor even 2)Find the least integral upper
1. 1 answer
2. 487 views
Name all the values of x that are not in the domain of f(x)=2-x^2/x+5.Answer: x= -5 2)Find the minimum value of f(x,y)=2x-y+2
1. 1 answer
2. 951 views
Find the number of possible negative real zeros for f(x)=6+x^4+2x^2-5x^3-12.Answer: 0 2) Approximate the real zeros of
1. 1 answer
2. 441 views
what do you call someone to be assertive, hostile?
1. 1 answer
2. 384 views
what does surrealism mean ?
1. 4 answers
2. 416 views
what acids and alkalis are in the kitchen?
1. 2 answers
2. 222 views
A water treatment plan is built with three cylindrical tanks to contain the water for a town. Each tank has a radius of 15 feet
1. 5 answers
2. 1,119 views
can you come up with a catchy name for this product?It'sa juice carton with fruit and veg names around the side of it, you pick
1. 3 answers
2. 387 views
i need to find out which of these is better value.£3.90 -9 pack of toilet rolls or £2.50 6pack of toilet rolls. i think its th
1. 2 answers
2. 991 views
Identify and describe three causes for the increasing costs of health care. What impact does each of these causes have on
1. 1 answer
2. 447 views
Briefly distinguish the difference between inductive and deductive reasoning. Are the groups of statements below examples of an
1. 3 answers
2. 543 views
Kenny pulls with a force of 850 N. Justin pushes with a force of 650 N. The crate weighs 1250 N and sits on a ramp that is 40
1. 2 answers
2. 571 views
if i havek = 36.86 +/- 4.78 and v = 113 +/- 9.92 both using 95% confidence limits and no true values of k or v given am i right
1. 1 answer
2. 440 views
can you explain to me how to do this question i know i have to use differential equations but im not sure how to form an
1. 3 answers
2. 426 views
i posted thiscan you explain to me how to do this question i know i have to use differential equations but im not sure how to
1. 1 answer
2. 419 views
i posted thiscan you explain to me how to do this question i know i have to use differential equations but im not sure how to
1. 1 answer
2. 431 views
i posted thiscan you explain to me how to do this question i know i have to use differential equations but im not sure how to
1. 1 answer
2. 436 views
for this equationFe(CN)6 4- + Fe 3+ --> Fe(CN)6 3- + Fe 2+ at 310 K and pH 2 using the equation E = Eo + 2.303 RT/nF log K -
1. 3 answers
2. 706 views
how do i calculate a ratio of oxidised to reduced cytochrome c Fe2+ to Fe3+given E(mV) at 25 C and pH7 as 100 and absorbance at
1. 1 answer
2. 990 views
how do i calculate a ratio of oxidised to reduced cytochrome c Fe2+ to Fe3+given E(mV) at 25 C and pH7 as 100 and absorbance at
1. 1 answer
2. 361 views
how do i calculate a concentration ratio of oxidised to reduced cytochrome c Fe2+ to Fe3+given at 25 C and pH7 E(mV) as 100 and
1. 1 answer
2. 672 views
how do i calculate a concentration ratio of oxidised to reduced cytochrome c Fe2+ to Fe3+given at 25 C and pH7 E(mV) as 100 and
1. 1 answer
2. 397 views
The spring constant can be determined from the oscillatory motion. For this case, Newton's second law gives[(m(d^2)x) /
1. 4 answers
2. 1,047 views
the apothem of a square candle is 5cm,the side length is 10cm,the height is 9cm, what is its volume ?
1. 4 answers
2. 419 views
ahexagon have the apothem of 6cm,the side length of6.93,and the height of 12cm. what is the volume?
1. 1 answer
2. 400 views
what are some ways in which you may make use of web- based information and guard against plagiarism.
1. 1 answer
2. 346 views
what is the value of log in a pH calculation?
1. 1 answer
2. 342 views
Find two Web sites dealing with indigenous cultures or religions. Discuss how modern civilization has affected the spiritual
1. 2 answers
2. 541 views
what were orlando`s aimsat the treaty of versailles?thanks
1. 1 answer
2. 335 views
thankyou for finding the site for me . were orlando`s aims was that he wanted France and Britain to keep their promise about
1. 1 answer
2. 328 views
a sucrose solution was prepared by dissolving 13.5g sucrose in enough water to make 100ml of solution. the density is 1.050gml.
1. 4 answers
2. 1,432 views
The boiling point of water at 735mmHg is 99.073°C. What mass of BaCl2 should be added to 2.28kg water to increase the boiling
1. 4 answers
2. 1,537 views
is Sodium Dichromate a binary or Ternary compound?
1. 2 answers
2. 707 views
A 6.00 kg block located on a horizontal frictionless floor is pulled by a cord that exerts a force F=14.1 N at an angle θ=
1. 2 answers
2. 552 views
Two blocks of mass m1 = 1.0 kg and m2 = 2.5 kg are connected by a massless string. They are released from rest. The coefficent
1. 3 answers
2. 743 views
A 3.26 kg block located on a horizontal floor is pulled by a cord that exerts a force F = 10.4 N at an angle theta = 29.0°
1. 1 answer
2. 890 views
how to write twelve using three numbers that are the same apart from four
1. 1 answer
2. 285 views
a simple random sample will be obtained from a normally distributed population. find the minimum sample size needed to be 95%
1. 1 answer
2. 523 views
An average score of 90 or above in a history class receives an A grade. You have scores of 90, 89, and 85 on three exams. Find
1. 4 answers
2. 1,316 views
how to convert cm3 to liters?
1. 3 answers
2. 352 views
How to convert cm3 to liters?
1. 1 answer
2. 420 views
couple finances a house valued at $150,000. They make a $10,000 down payment and finance the remainder for 30 years at 6.8%.
1. 4 answers
2. 617 views
What is the formula for finding these??1. 30 % of 90 2. 70 is 10 % of what? 3. 4/10 of 30 4. change 2/8 to a percent Please help
1. 4 answers
2. 809 views
a face by marianne moore
1. 2 answers
2. 614 views
How many calories are required to raise the temperature of 24.4 g of water by 27.8°C
1. 1 answer
2. 399 views
A fallacy is an argument that (Points : 1)is a weak inductive argument. makes a mistaken in deriving a conclusion. has a false
1. 6 answers
2. 552 views
4x-(2-3x)+5
1. 1 answer
2. 241 views
of a psychology class of 45 students 4/9 are female. how many students are male?
1. 1 answer
2. 331 views
3.8 centimeters represents about how many kilometers?
1. 2 answers
2. 447 views
THE WATTAGE OF AN APPLIANCE INDICATES THE AVERAGE POWER CONSUMPTION IN WATTS(W),WHERE 1W =1J/S WHAT IS THE DIFFERENCE IN THE
1. 1 answer
2. 792 views
a) calculate the acceleration of a 0.55-m-diameter car tire while the car is traveling at a constant speed of 25m/sec.b) compare
1. 1 answer
2. 704 views
how do you find the greatest common factor of 44,47
1. 3 answers
2. 651 views
PLEASE CORRECT!!_______ 1. A Modest Proposal satirizes — A English policy in Ireland B Irish bankers C people who do not pay
1. 2 answers
2. 2,010 views
i need interesting topics for a presentation for (English for Medical Sciences) !! topics like diseases or anything .. please
1. 4 answers
2. 659 views
change the decimal to a mixed number(simplify) 23.56
1. 1 answer
2. 312 views
I need help with something
1. 1 answer
2. 243 views
james pushed his 10 kg cart with a constant horizontal force of 9.0 Newtons over a distance of 3.1 meters. If all frictional
1. 2 answers
2. 616 views
A student wrote – 3 > x > 5 as the inequality that represents the real numbers less than – 3 or greater than 5. Explain why
1. 3 answers
2. 396 views
Cut a piece of paper to form a triangle shape. Tear off the three corners of the triangle. Then put the three corners together.
1. 1 answer
2. 438 views
The apothem of a regular polygon is the distance from the center of the polygon to a side. Explain how to derive a formula for
1. 2 answers
2. 620 views
Explain how you find ordered-pair solutions of the equation 3x – 5y = 15, and then find two such solutions.
1. 2 answers
2. 515 views
For long range communication an elephant uses a low frequency rumble that is undetectable to human ears. One elephant can pick
1. 1 answer
2. 420 views
A constant tone is being applied to a speaker. The voltage across the speaker is 5 volts. The voltage across the speaker is
1. 1 answer
2. 743 views
what amout of zinc will be required to generate sufficient hydrogen to completely combined with oxygen obtained by complete
1. 1 answer
2. 375 views
what amout of zinc will be required to generate sufficient hydrogen to completely combined with oxygen obtained by complete
1. 1 answer
2. 425 views
The length of the longest loaf bread measured 1.405 ft 1 1/2 in. It was cut into slices 1/2 in.think. how many slices were
1. 3 answers
2. 1,019 views
the chess competition ended right on time.is it pronoun or noun
1. 3 answers
2. 277 views
its estimated that between 1815 and 1975 some 2,580,071,000 copies of the bible were printed. write the word name for
1. 1 answer
2. 300 views
You are titrating an unknown weak acid you hope to identify. Your titrant is a 0.0935 mol/L NaOH solution, and the titration
1. 2 answers
2. 553 views
I need help showing work. I did it in my head and now missing a huge part of how I got it.110=2/3*8 my answer is 165 but they
1. 7 answers
2. 382 views
#1 cscθ-cotθ#2 cosθ(tanθ-secθ) #3 tanθ+sinθ/cscθ+cotθ
1. 4 answers
2. 762 views
integrate by parts�çx (lnx)^2 dx
1. 3 answers
2. 759 views
You walk at 4 miles per hour for 1/2 hour, and then jog at 6 miles per hour for h hours. The total distance that you cover both
1. 2 answers
2. 519 views

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