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chelsea
Questions and answers by visitors named
chelsea
Questions (201)
chinwe,sadiat and sade shared 150 mangoes in the ratio 1:2:3 respectively . how many mangoes did sade have?
5 answers
1,678 views
how do you write out proofs?
To be more specific with my question, how do you find the alternate exterior angles theorem? Be sure
1 answer
499 views
5 1
- - - = 16 8 use a calculator
1 answer
282 views
other than speed of production, what are two advantages of CAG (computer aided graphics) over manual methods?
Thank you for using
1 answer
670 views
i need help with these questions because i need to write a report on it
helpp please What are the implications of stem cell
2 answers
476 views
We are learning how to put the beliefs and actions of the people during the Salem witch trials in todays terms and i used the
3 answers
365 views
Why were people accused of being witches i mean i understand that some were accused because of people not likeing them but how
5 answers
397 views
is there anywhere that i can read the crucible on the internet because i left my book??
3 answers
343 views
is there anywhere that i can get a translation of some problem words?
<3
3 answers
327 views
what does fui a la oficina de correos cerrada cafe mean?? and does it make sense>?
11 answers
450 views
Hey, I am having a real hard time getting the answers to the problems. Any help would be greatly aprreciated!
1. When 11 mL of a
2 answers
666 views
"human beings in their thinking, feeling and acting are not free but are as casually bound as the stars in thier motions."
5 answers
470 views
preocuparse
darse prisa ok what do they mean and would i have to change them if i say like: por la manana no olvidarse de darle
3 answers
391 views
What was the Columbian exchange and what impact did it have on the Old and New worlds?
I left me history book at school...
4 answers
825 views
1. logx+log(x+48)=2
14.log50+log(x/2)=2 23.log72-log(2x/3)=0 Could someone please explain to me how to solve these?
5 answers
544 views
Using calories, how much heat will 32 grams of water absorb when it is heated from 25 C to 80 C?
2 answers
1,002 views
What is the invers of:
y=2log(x+1) and please explain this to me..not just an answer.
1 answer
295 views
What is the invers of:
y=2log(x+1) and please explain this to me..not just an answer.
4 answers
458 views
What is Shakespeare refering to when he says "O thou weed,
Who art so lovely fair and smell'st so sweet That the sense aches at
2 answers
582 views
complete the square for the equation
x^2-3x+____ how do I figure out what goes there
4 answers
454 views
wats it called when u get high n u freak out
1 answer
337 views
identify the conic section. Write in standard form and graph.
5x^2-6y^2-30x-12y+9=0
2 answers
1,003 views
[x-(1/x)] / [1+(1/x)] = 3
1 answer
285 views
the answer is supposed to be 4 but i do not know how they got it.
Solve for x. [x-(1/x)]/[1+(1/x)]=3
1 answer
332 views
How many gallons of distilled water must be mixed with 50 gallons of a 30% alchohol solution to get a 25% solution?
3 answers
859 views
the directions are"Write 3 adverbs to describe each verb noted. Do not use a word more than once." the words are
2 answers
585 views
A person in a small boat sights the top of a 40-foot lighthouse found on a cliff. The angle of elevation to the top of the
4 answers
1,568 views
At Carver Elementary, there are 355 students altogether. The school has 25 more female students than males. How many males and
4 answers
312 views
Two spheres are placed so that their centers are 2.6 meters apart. The force between the two spheres is 2.75x10^-12N What is the
4 answers
742 views
Hanging from the front office of a dental office is a sign that weighs 120N and is suspended at the end of a .8 meter long
2 answers
769 views
Reggie Jackson stepped up to the plate and hit a .15 kg fast ball traveling at 36m/s, the impact caused the ball to leave his
4 answers
5,960 views
directly proportional
Inellastic collision Inversely proportional Joule Lever arm Non inertial reference frame inertial reference
3 answers
472 views
an airplane is flying in a horizontal circle at a speed of 430 km/h if its wings are tilted 40 degrees to the horizontal what is
3 answers
3,395 views
A paving block is is in the shape of a prism, the area of it' cross section being 154cm^2.The prism i 17cm long ad the material
2 answers
1,074 views
please could you check the first 2 then explain the method on the other 2
1)5.2x10^6 + 3x10^5 5200000+300000=5500000 5.5x10^6
4 answers
603 views
i need help finding how to check my work i would appreciate it very much if somone would help me
1 answer
430 views
f(x)=2x-15
1 answer
199 views
Kelly bought a TV, after a reduction of 15% in a sale, the one she bought cost her £319.60.
What wa the original price of the
1 answer
399 views
CATAPULT using a marsh-mellow to launch
What techniques did you use to accurately launch your projectile? What variables impacted
1 answer
452 views
CATAPULT using a marsh-mellow to launch
What techniques did you use to accurately launch your projectile? What variables impacted
1 answer
424 views
State whether or not each figure has rotational symmetry.
a) scalene triangle b) equilateral triangle c) rectangle d) square e)
2 answers
670 views
The ratio of the angle measures of a pentagon is 4:5:3:8:7. What is the measure of the smallest angle?
5 answers
3,318 views
if the median to the hypotenuse of a right triangle measures 25 and a leg 14, find the measure of the other leg
1 answer
451 views
what is the area of the circumscribed square about a circle having a 12pie perimeter?
2 answers
863 views
In book one of the Iliad what are examples that show that Achilleus is an epic hero?
1 answer
374 views
what is the molarity of a solution with 150g of KNO3 dissolved in 1 L solution?
1 answer
445 views
A market research firm conducts telephone surveys with a 44% historical response rate. What is the probability that in a new
2 answers
844 views
The shortest side of a polygon of area 196 sq. in. is 4 in. long. Find the area of a similar polygon whose shortest side is 8
3 answers
935 views
a rock is dropped from a cliff falls one-third of it's total distance to the ground in the last second of it's fall. how high is
4 answers
2,231 views
graph y=x+4
3 answers
236 views
simplify the square root of 18 m to the 9th power
1 answer
335 views
what does RAM stad for????
1 answer
363 views
in a experiment to detrmine the acceleration of free fall 'g' a student attached a length of ticker tape to a metal ball. when
1 answer
725 views
what is the meaning of extrnsic motivation?
4 answers
404 views
is this right:
velocty is speed in a particular distance.
1 answer
263 views
a light house flashes every 56 seconds. Another lighthouse flashes every 40 seconds. At 9 p.m. they both flash t the same time.
4 answers
2,368 views
what is pastoral literature?
1 answer
384 views
A water tank measures 2m*4m*5m.
what mass of water will it contain
4 answers
816 views
a stone of mass 30 grams is placed in a measuring cylinder containing some water. the reading of the water level increases from
3 answers
946 views
was the china's one child policy successful? need opinions
thank you
4 answers
355 views
is the equation of lithium
: lithium+water-lithium hydroxide? when it reacts with water?
1 answer
484 views
caesium+water-->caesium hydroxide
caesium+oxygen-->caesium oxide are these equation right?
3 answers
355 views
state the resultant force actin on a vehicle travelling a a constant speed of120km/h on a straight sectio of the road.
1 answer
329 views
the gravitational field strength at the earth's surface is 10n/kg. calculate the wight of the following:
A. a person of mass 80kg
2 answers
1,164 views
state the resultant force acting on a vehicle travelling at a constant speed of 120km/h on a straight sction of oad.
1 answer
437 views
a heavy truck is slowing down because the driver has applied the brakes. what canyou conclude about the direction of the
1 answer
444 views
rubidium is the fourth element in group 1. predict the following properties of rubidium and its compunds:
A. appearence B.
4 answers
1,297 views
the alkali metals are a group of oxidation metals that decrease in melting point down the group. Halogens are non-metals that
4 answers
965 views
potassium-a metal that catches fire whet it reacts with water,
chlorine-a green poisonous gas bromine-a reddish brown liquid
5 answers
518 views
list the trends in physical properties of:
A. the group 1 metals B. the halogens. what do they mean by trends?
2 answers
1,168 views
are the anatomical names for the following right?:
skull-cranium shoulder blade-clavicle spine-sternum collar bone-scapula thigh
1 answer
465 views
please correct me if i am wrong
the body has 3 different joints: A. fixed or immovable joints B. slightly movable C. freely
3 answers
540 views
the word equation for sodium and water is:
sodium+water-->sodium hydroxide+hydrogen sodium and chlorine: sodium+chlorine-->sodium
1 answer
845 views
You need to compound Drug X to make a concentration 100 mg/ml and a total quantity of 50 mL. How many 250 mg tablets must you
1 answer
404 views
what is the possessive noun in "the purses of the ladies"
5 answers
3,304 views
find sample variance and standard deviation.8,45,16,50,34,25,32,31,30,27.s^2=
1 answer
356 views
Let q(x)=(x^4)(e^-x). Calculate q'(x). Use q'(x) to determine whether q(5)<q(6) or q(5)>q(6) (do not use a calculator). Explain
1 answer
272 views
Let q(x)=(x^4)(e^-x). Calculate q'(x). Use q'(x) to determine whether q(5)<q(6) or q(5)>q(6) (do not use a calculator). Explain
1 answer
300 views
It is estimated that an annual advertising revenue received by a certain newspaper will be R(x)=0.5x^2+3x+160 thousand dollars
3 answers
772 views
Write the equation of the curve in its final position: the graph of y = tan (x) is shifted by (pi/6) units to the right,
2 answers
651 views
For x ∈ [−12, 10] the function f is defined by
f(x) = x7(x + 1)4 On which two intervals is the function increasing (enter
2 answers
1,148 views
Ammonia, NH3, for fertilixer is made by causing hydrogen and nitrogen to react at high temperature and pressure. How many moles
3 answers
1,505 views
Suppose y is defined implicitly as a function of x by x^2+Axy^2+By^3=1 where A and B are constants to be determined. Given that
2 answers
522 views
Evaulate ∫5sinx+cos(5x)dx
1 answer
418 views
if i dissolve 176 grams of ionic compound (particles=3) in 750 got H2O and freezing point to -8.3 degrees Celsius what is the
1 answer
314 views
carlas clothing shop opened eight years ago. the first year she made $3,000 profit. each year thereafter her profits were about
2 answers
607 views
What is the rate of change between these two points (-1,4) and (2,2)?
2 answers
474 views
A line connecting (2, 1) to another point has a slope of 3. What is the closest point with whole number coordinates above (2,
3 answers
952 views
When the rate of change between any two points on a line is negative, what is the slope of the line?
3 answers
1,064 views
What is the vertical change between the points (100, 5) and (1000, 5)?
2 answers
533 views
The points
(-1,2) and (4,y) have a slope of -4/5. What is the y- coordinate of the point (4,y)?
3 answers
391 views
A line with a slope of -2 passes through the point (1, 7). What is the closest point on the line above (1, 7) which has whole
1 answer
373 views
Which of the following represents a direct variation function?
The answer coices are A)d=2r B)y=9x+1 C)y=-3 D)a=1/2h(b1+b2)
4 answers
2,271 views
how many grams of Copper (II) sulfate pentahydrate would you use to make 400.0 mL of .750 M solution?
2 answers
589 views
exactly 20 mL of .0520M Pb(NO3)2 is diluted to a final volume of 100 mL. What is the molar concentration of the diluted
1 answer
431 views
complete and balance the following molecular equations and then write net ionic equations for each reaction.
BaCl2(aq) +
3 answers
836 views
molecular and net ionic equations for FeCl3 + Na2S
4 answers
3,677 views
what is the balanced molecular, total ionic, and net ionic equations for HC2H3O2 + Mg(OH)2 ??
2 answers
513 views
calculate the pH of a 2.0 M solution of KCl.
1 answer
338 views
will the following solutions be acidic, neutral, or basic? Write the net ionic equation for any reaction that takes place.
NH4Cl,
4 answers
2,761 views
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