Monday
July 28, 2014

Posts by payton


Total # Posts: 42

physics
A 25000 kg rock is located at a distance of 7.6 x 108 m away from a small planet of mass 7.8 x 1023 kg. What is the mutual force of attraction between these two

physics
student wanted to drive from Austin to San Antonio, 80 miles south of Austin on highway I35. Unfortunately, he entered the highway in the wrong direction and drove all the way to Waco — 100 miles north of Austin — before he noticed his error. In Waco, he turned arou...

chemistry
a sample of Ag2S has a mass of 62.4g. what mass of each element could be obtained by decomposing this sample?

chemistry
heating copper sulfate pentahydrate will evaporate the water from the crystals. leaving anhydrous copper sulfate,. a white powder. what mass of anhydrous CuSO4 would be produced by heating 500.0g of CuSO4*5H2O

chemistry
is that dot between the compounds multiplication?

chemistry
calculate the percentage of water in each of the following hydrates SrCl2*6H2O

chemistry
In the reaction Mg(s) + 2HCl(aq) d H¿(g) + MgCl¿(aq), how many moles of hydrogen gas will be produced from 250.0 milliliters of a 3.0 M HCl in an excess of Mg?

SCIENCEEEE! ! ! ! !
hOW muCH WATER should you drink dailY In OuNcEs AnD LiTeRs?

Algebra
C(squared)+3c+1=0

chemistry
calculate the theoretical mass (g) of hydorgen chloride formed in the reaction of sulfuric acid (2.00 mol) with sodium chloride (150g) 2NaCl(s) + H2SO4(aq) = 2HCl (g) + NaSo4(S)

chemistry
a solution of sulphuric acid is titrated (allquot 20.0ml) with a solution of sodium hydroxide (0.1234M) 26.73ml of the base being required to the end point with phenolphthalein. calculate the molarity of the sulphuric acid solution

physics
two tractors pull against a 1000 kg log. if the angle of the tractors chains in relation to each other is 18 degrees and each tractor pulls with a force of 800N what forces will they be able to exert

chemistry
a complex apparatus has heat capacity 891J/c . calculate the heat absorbed by the apparatus to change its temperature by 1.3 C

chemistry
a sample of iron (35.0g) absorbs 5.50J. of heat. calculate the increase in temperature that occurs

chemistry
a sample of carbo (12.5g) abosorbs 888J of heat its temperature changing form 27.0 C to 127 C . Calulate specific heat of Carbon

chemistry
a sample of carbo (12.5g) abosorbs 888J of heat its temperature changing form 27.0 C to 127 C . Calulate specific heat of Carbon

chemistry
calculate the quantity of heat (J) which flows froma 125g sample of magnesium as it cools from 650K to 300K

chemistry
which of the following samples has the greatest number of atoms 20 million O2 molecules 0.1 mole of Fe 2.0 mole of Ar 100 g of Pb 5 g of He

chemistry
calculate the mass of sulfur in 6.0 g of Iron (III) sulfate

algebra
2c-13=5c+11

Chemistry
What acid and base must react to form Na3PO4?

algebra
what is the effect on the graph of teh equation 6x+3y=12 if 12 is changed to 36?

math
thanks

math
A line segement from the center to any point on the circle is a _______? thanks Payton

math
Thank you!

math
3.75? Am I right?

math
Bowser's dog food is 40% meat. How much dog food does Bowser need to eat in order to get 1 1/2 kilograms of meat? A) 3.7 kilograms B) 3.75 kilograms Thanks

7th grade English
So I have a essay due tomorrow and it is The difference oF the book and the movie The Outsiders but I have no clu wat to write i havent read the book in a month I wanna if anyone can remind wat is one difference between the book and movie.

math
what are the five names to write of 23

math
like decimals and other things like that thats what i mean

math
my question is what are the names of 23

math
i mean no

math
no

math
yes

Math
writing the names of 23

Math
what are the names of the number 23

Math
help me

Math
five names for the number 23

math
what is the answer for the question name five numbers for the number 23

biology
how are amino acids put together and what does this make?

biology
what are the monomers of lipids?

MATH
It is definetly the 18th

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