Sodium reacts with water to produce sodium hydroxide and hydrogen gas:
2Na + 2H2O → 2NaOH + H2.

a. How many moles of water are required to react with 14 moles of sodium?

b. How many moles of NaOH will result if 15 moles of sodium are used?

Ibeg i need 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?

The climate of the continental united states is generally 1. tropical 2. temperate 3. arctic 4. highland

Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.