Posts by Raphael

Total # Posts: 26

Chemistry
3Cu(s) + 8HNO3(aq) ? 2NO(g) + 3Cu(NO3)2(aq) + 4H2O(l) If 15 g of copper metal was added to an aqueous solution containing 6.0 moles of HNO3, how many moles of NO(g) would be produced, assuming a 59.8 % yield.

Statistics
A poll of a random sample of 100 UNAM students revealed that 82 are football fans and 62 are rugby fanatics draw a venn diagram

social studies
Identify five ways in which individuals can apply the concept of independence and self reliance in their lives.

Physics
A stone is short-cut from a catapult with an initial velocity of 20m/s atan elevation of 40.calculate the velocity of nove height

science
If the density of Hg is 13.53 and 62.5 respectively. How many grams,moles,atoms of Hg do you have?

saint Teresa's college nsk .subject: mathematics
find the 10th term of 8/9,_4/3,2

writing,essay
I have to wirte an essay ,about 300 words on ''A people without the knowledge of their past history, origin and culture is like a tree without roots'' Marcus Gravey I have really no diea where to start, thank you for the help

algebra
2 (x + 10)

math
Draw a rectangle to show that 5(x+2) and 5x + 10 are equivalent.

Basic Math Venn Diagram
A poll of a random sample of 100 UNAM students revealed that 82 are football fans and 62 are rugby fanatics draw a venn diagram of these information

Chemistry
Write the chemical equation showing dihydrogen phosphate and hydrogen phosphate conjugate acid-base relationship. Identify the acid and base. Explain how the equilibrium is shifted as buffer reacts with an acid and reacts with a base.

Chemistry
Write the chemical equation showing dihydrogen phosphate and hydrogen phosphate conjugate acid-base relationship. Identify the acid and base. Explain how the equilibrium is shifted as buffer reacts with an acid and reacts with a base.

Chemistry
Write the chemical equation showing dihydrogen phosphate and hydrogen phosphate conjugate acid-base relationship. Identify the acid and base. Explain how the equilibrium is shifted as buffer reacts with an acid and reacts with a base.

Chemistry
Write the chemical equation showing dihydrogen phosphate and hydrogen phosphate conjugate acid-base relationship. Identify the acid and base. Explain how the equilibrium is shifted as buffer reacts with an acid and reacts with a base.

Chemistry
Write the chemical equation showing dihydrogen phosphate and hydrogen phosphate conjugate acid-base relationship. Identify the acid and base. Explain how the equilibrium is shifted as buffer reacts with an acid and reacts with a base.

Chemistry
Write the chemical equation showing dihydrogen phosphate and hydrogen phosphate conjugate acid-base relationship. Identify the acid and base. Explain how the equilibrium is shifted as buffer reacts with an acid and reacts with a base.

Chemistry
Write the chemical equation showing dihydrogen phosphate and hydrogen phosphate conjugate acid-base relationship. Identify the acid and base. Explain how the equilibrium is shifted as buffer reacts with an acid and reacts with a base.

trig
8cos6xsin6x

Science
From a laboratory process designed to separate water into hydrogen and oxygen gas, a student collected 10.0 g of hydrogen and 70.9 g of oxygen. How much water was originally involved in the process?

math
(a) 13.492 13.49199 13.4919 13.49183 (b) -1.4053 -1.45 -1.453 -1.493

3rd grade
Can you tell me the time on your wristwatch?

5th grade math
a curve

FRENCH
no sorry its "nous sommes venues", it is a "e" because the verb is "être" so there is an accord.

FRENCH
it's "nous sommes venus" because its the verb "être" (be)

French
ok i check your short paragraph: Je suis allée dans plusieurs états des Etats-Unis, comme la Californie, l'Utah, le Colorado, l'Idaho et la Floride. Je suis aussi allée au Mexique. Seulement, je ne voyage pas beaucoup car mes parents n'aiment ...

french
Yes its : Je m'appelle Harry White, j'ai douze ans. Je vis (or j'habite) à Buckingham, j'ai deux chiens et cinq chats.