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regina
Questions and answers by visitors named
regina
Questions (47)
if current theory predicts global warming what do you think might be contributing to temporary global cooling?how could this
1 answer
497 views
How elderly people lived in ancient Rome and Greece?
About 5 percent of ancient Rome's population was over age 65. Considering
1 answer
627 views
Which were the roles of elderly people in mesopotamy,egypt,greece or rome?
Here are previous answers to this question. Please
1 answer
468 views
does anyone know the fundamentals of measure units??
thank you
1 answer
238 views
In a crystal how are the atoms arranged?
1 answer
332 views
(x+y)2#x^2+y^2
1 answer
194 views
needd a answers to a lesson to remember
3 answers
325 views
can you come up with any symbols in "to kill a mockingbird"? I already have the mockingbird as a symbol.. any other? thank you
2 answers
703 views
find the x-intercept of the graph of the equation:
1. 4x-5y=8 2. 3y-10x=4 answers that I got: 1. x=2 2. -2/5
2 answers
536 views
in 1992, a software company had a profit of $30,000,000. in 1998, the company had a profit of $210,000,000. find the average
2 answers
762 views
write the equation in slope-intercept form. then graph the equation.
1. 6x-4y=3 2. 2y+5x=10 can you please help me with at least
3 answers
817 views
find the value of y so that the line passing through the two points has the given slope.
1. (6,y), (3,3). m=2/3 2. (8,y), (2,-3).
3 answers
470 views
find the value of y so that the line passing through the two points has the given slope.
(8.y), (2,-3), m=1/2
3 answers
395 views
what types of reform effort is being implented to improve caregivers socialization skills
1 answer
348 views
Mr. Miller says, Plan on a quarter pound of hamburger per person." There are 21 people in the class, including Mr. Miller and
3 answers
520 views
If you have a 29.6 mass percent KCl in benzene,what is the new boiling point?
1 answer
392 views
A compound is composed of 19.998% carbon, 3.331% hydrogen, 23.320% nitrogen, and 53.302% Oxygen. Its molar is 120.07 gram/mole.
2 answers
517 views
The new vapor pressure of a solution of 3.25g of an unknown compound in 22.35g of H2O is 114.9mmHg at 55 degrees Celcius. What
1 answer
430 views
How many photons of frequency 2.7*10^14 Hertz would be needed to light a 60 Watt light bulb for 1hr?
2 answers
727 views
Given the following reaction:
Pd(NO3)2+CaSO4-->PdSO4+Ca(NO3)2 If you started with 225.6ml of 6.32M CaSO4 and the percent yield of
2 answers
634 views
Given the following chemical reaction:
Zn+HCl-->ZnCl2+H2(g) If you measured the total volume of collected gas over water at 20
2 answers
570 views
If you hit the surface of Copper with a photon of energy and find that the ejected electron has a wavelengt of .8nm what is the
1 answer
430 views
Using the ionization energy chart, how much energy will it take to remove only 1 electron on the surface of Nickel? If you hit
3 answers
412 views
If you collect hydrogen gas over water at a temperature of 45 degrees celcius, what is the volume of jst te hydrogen if the
2 answers
616 views
How many grams of Urea would you have to dissolve in 500ml of H2O in order for the mass percent of H2O to be 88.8%? What is the
1 answer
446 views
Dissolve 1.5g of an unknown salt into 37g of water and find that the new vapor pressure at 75C is 277 torr. What is the Molar
3 answers
995 views
How many grams of Urea(CH4N2O) have to be dissolved into 253g of Chloroform in order for the boiling point to increase by 3.1C?
1 answer
395 views
If you wanted to have a solution of benzene that would freeze at 0 degrees Celsius with NaCl, what would be the mole fraction of
1 answer
382 views
Given the compounds H2S, NH3, and SO2. Determine the order o boiling points. Rank them from highest to lowest boiling point.
3 answers
1,756 views
A plane traveling at 600 mph leaves 3/4 hr earlier than a plane traveling at 800 mph. when will the second plane surpass the
2 answers
1,028 views
what is an eleven letter word produced by geothermal plant
1 answer
382 views
in the figure, it is given that AB = 21, BC = 14, and AD = 54. find the lenth of CD
3 answers
459 views
Determine the concentration at equilibrium if you start with 2.3 grams of Hydrogen and 200grams of Iodine in a 2.3 liter
1 answer
458 views
I am trying to do a outline but cant find the topic or thesis in (This question expresses a commonly held (by women) negative
5 answers
524 views
where is the thesis sentence in This question expresses a commonly held(by women)negative sterotype about guys of the male
1 answer
398 views
(I need to complete an out line with a introduction and a thesis sentence or statement but I can find what I am looking for here
7 answers
676 views
What is the author in "am i a conformist" by ebtisam abusamak trying to communicate to his audience
5 answers
585 views
what is the inter quartile range of a set of numbers adding to to 76
1 answer
285 views
Reducing fractions to lowest terms ( 27/54=
1 answer
352 views
A simple interest calculation provides a useful estimate of what compound interest will be if(a) the dollar amount is small.(b)
6 answers
3,079 views
Since the 1970s, European governments have tried to limit:
1 answer
377 views
A farmer has 600 yards of fence. He will use some of the fence to enclose a rectangular area. He will use the rest divide the
4 answers
917 views
You are riding in a boat whose speed relative to the water is 4.5 m/s. The boat points at an angle of 25.1¡ã upstream on a
3 answers
613 views
helping grandson with homework looking for answer for 3x-4y=10
1 answer
364 views
Sperm and eggs are found in different parts of plant. Explain why it is important for these cells to unite and describe some
2 answers
827 views
ray pb bisects < rpt so that < rpb = x+2 and < tpb = 2x-6. What is < rpt =
2 answers
597 views
Identify a property of water that contributes its movement through the capillary tubes. Explain how the molecular structure of
2 answers
787 views
Answers (21)
this isnt even an answer ugh
I think its cohesion from capillary action.
Is it c
MW:CH4N2O(Urea) 60g/mole x 245/1000000 x .100L = .00147g urea. So weigh out .00147g urea and mix it with water in a volumetric flask up to exactly 100mL. Since 1ppm =1mg/1kg or 1/1000000
I was not asking any one to do any thing and I read it and could not get a clear picture of his point!
He wrote an essay am I a comformist By Ebistam Abusamake
Okay so how would I state the introduction and thesis
This is the article I am suppose to use or do you you know where I can get the article from can not afford a 150 book no job
I think the main idea is that women think men cant do any thing with out them telling them what to do
height of the tree O ________________________ = __ Tan 25= Cast shadow of the tree A 41 Cast shadow = ________ tAN 25 = 87.9
81x2-18x+1
P=2l +2w 222 = 2(w+47) + 2w 222= 2w +94 +2w 222=4w+94 222-94=4w+94-94 128=4w 32=w so length = w+47 length = 32+47=79
the other slice will be 80 degrees since the other is 60.
I'm still kind of confused =S
d. not given it should be seven thousandths
188oz
Pt: about 195 g/mol if I'm not mistaken..
c. 4 and 5 (it's 4.5825757, 4 and 5 are the closest to that number)
Habor seal aquarium =) 300,000 by 0.20 equals 60,000 (habor seal)
ummm sorry
