In the following chemical reaction, how many moles of n2 are needed to completely react with 3 moles of h2? n2 3 h2 2 nh3

a. 2

b. 3

c. 6

d. 7

The acacia tree provides a number of benefits to the Pseudomyrmex ants that llive on or near the trees. The trees provide shelter, protein, and nectar. The ants provides several forms of protection. They attack and remove herbivorous insects.

What happens when an object with elastic energy is released? It uses kinetic energy to return to its original shape It bounces like a ball It uses potential energy to return to its original shape It uses elastic energy to return to its original

What does the nucleus of an atom want to do to its own electrons?

What ions will form when baking soda is dissolved in water?

Calculate the mole fraction of cai2 in an aqueous solution prepared by dissolving 0.400 moles of cai2 in 850.0 g of water.

How many moles of NO3 are there in 6.2g

Which compound will conduct electricity when it is dissolved in water? a. CH4 b. CuSO4 c. C6H6 d. C6H12O6

Peter is 5 ft, 11 inches tall. Paul is 176 cm tall. Who is taller?

Which is the MOST accurate description about how the different types of feedback mechanisms work

What was one of the main benefits to the use of the icebox for cooling food?