Why does barium and iodine form Bal2

What is the pOH of a solution if its pH = 5?

4. How much energy is needed to heat 166 g of water from - 10 to 133

The chemical properties of an atom are primarily determined by the number of

Which solution has the higher ph, a 0.001 m solution of naoh or a 0.001 m solution of ba (oh) 2?

Determine the number of moles 1) 20g Na and 2) 34g H2O

Which of the following is true for a gas under conditions of very low temperature? PV : nRT = 1, because all gases behave ideally at very low temperatures. PV : nRT = 1, because the actual volume of the gas molecules becomes considerable.

How is steel made from iron?

8. True or false: Half-life is half the time it takes for a radioactive sample to completely decay.

Given the equation representing a reaction: sn4 + (aq) + 2e - → sn2 + (aq) which term best describes this reaction?

Calculate the root means square velocity of nitrogen molecules in 25 degrees Celsius