28 Which of the following compounds contains a transition metal? A. magnesium bromide (MgBr2) B. sodium chloride (NaCl) C. potassium hydride (KH) D. iron oxide (FeO)

What factor affects the solubility of all solutes, whether solid, liquid, and gaseous? - pressure - temperature - volume - number of moles - all of the above

Here is a question of the Extreme Ice Survey 1) What inspired James Balog to do the Extreme Ice Survey?

What happens to a gas that is enclosed in a rigid container when the temperature of the gas is increased? a. The gas particles move faster and collide more frequently, which causes an increase in pressure. b.

Determine both the formula mass and molar mass of ammonium carbonate, (nh4) 2co3

Which is generally stronger, intermolecular interactions or intramolecular interactions? Which is generally stronger, intermolecular interactions or intramolecular interactions? Intermolecular interactions are generally stronger.

Which of the following equilibria would be impacted by a change in pressure? Select the correct answer below: H2 (g) + I2 (g) →2HI (g) NO (g) + O3 (g) →NO2 (g) + O2 (g) 2SO3 (g) →2SO2 (g) + O2 (g) CO (g) + H2O (g) →CO2 (g) + H2

A common stain remover is sold in concentrated form as 3M sodium hypochlorite (NaOCl). You need to create 400 milliliters of a 0.5M solution of sodium hypochlorite to fill a spray bottle. What volume of 3M sodium hypochlorite is needed? 15.0 mL 66.

A chemical reaction that takes in heat is called: exothermic endothermic a phase change

Which of the following lines (of latitude or longitude) would represent by 180 longitude? South Pole Equator Prime meridian North Pole International date line

63Ni decays by a first-order process via the emission of a beta particle. The 63Ni isotope has a half-life of 100. years. How long will it take for 65% of the nickel to undergo decay?