Sales less sales discounts, less sales returns and allowances equals:

How many cations are in 0.500 g of MgBr2?MgBr2 → Mg2+ + 2Br-

Which element is most chemically similar to the element indicated by the letter B in the following periodic table?

The diameter of an atom is approximately 1 × 10-10 m. What is the diameter in nanometers?

The ion NO2- is named

Which group of elements reacts violently with water?

A sample of pure lithium carbonate contains 18.8% lithium by mass. What is the % lithium by mass in a sample of pure lithium carbonate that has one-half the mass of the first sample?

What is the chemical symbol for an atom that has 45 protons and 58 neutrons?

Who created the forerunner of the modern periodic table?

Sodium metal and water react to form hydrogen and sodium hydroxide. If 8.43 g of sodium react with water to form 0.37 g of hydrogen and 14.68 g of sodium hydroxide, what mass of water was consumed in the reaction?