To form a stable ion will magnesium gain or lose electrons how many electrons

Are criminals rational decision makers, or are most of them motivated by uncontrollable psychological and emotional drives or social forces such as poverty and despair?

Which statement best applies collision theory to preventing a dangerous reaction from occurring? Store the reactants together at a low pressure. Keep all sparks or flames away from the reactants. Store the reactants together at a low temperature.

What is the recommended way of preparing 100ml of 0.02 from 2M NaOH in the laboratory?

How many grams of water are needed to react with 44.9 grams of li2o?

What is the mass, in grams, of a sample of 7.83 x 10^24 atoms of helium (He) ? Show your work or explain thr steps that you used to determine your answer.

A steel tank with a volume of 9.583 L contains N2 gas under a pressure of 4.972 atm at 31.8 °C. Calculate the number of moles of N2 in the tank. a. 0.002 mol c. 0.525 mol b. 0.018 mol d. 1.90 mol

Is phosphorous an atom, element, or compound

A noble gas consists of three isotopes of masses of 19.99 amu, 20.99 amu, and 21.99 amu. the relative abundances of these isotopes are 90.92%, 0.257%, and 8.82% respectively. what is the average atomic mass of this noble gas? what noble gas is this?

Adding iron filings to sand

Which of the following sets of empirícal formula, molar mass, and molecular formula is correct?