2 h2 o2---> 2 h2o how many moles of water are produced when 2 moles of hydrogen gas are mixed with 2 moles of oxygen gas?

Which example best represents balanced forces?

The bonds that are broken when water vaporizes are 1. Nonpolar covalent bonds 2. Covalent bonds between atoms within water molecules. 3. Hydrogen bonds between water molecules. 4. Polar covalent bonds. 5. Ionic bonds.

Which of the following is a possible set of quantum numbers for an electron n, l, m l, m s? (1, 1, 0, + ½) (2, 1, 1, + ½) (3, 2, 3, - ½) (3, - 2, 1, - ½)

what happens when the pressure inside an object is greater than the pressure exerted by the atmosphere

How many moles of iron can be made from 6 moles H2? Fe2O3 (s) + 3H2 (g) → 2Fe (s) + 3H2O (l)

Which of the following has the greatest first ionization engergy li, be, b or c

If we know that 10.0 cm3 of ice has a mass of 9.19 g what is the density of ice

1. The is the particle in the nucleus of the atom that carries a positive charge and is counted to identify the atomic number. What's the answer

How many grams are there in 5.00 moles of lead Pb?

A large body in space that orbits a star and does not produce light of its own