In a chemical reaction you cannot create or destroy matter, this statement refers to

a.

conservation of atoms

c.

conservation of mass

b.

conservation of matter

d.

conservation of motion

Is the autoionization of water endothermic or exothermic?

For which salt, k2so4, li2so4, kclo4, or nh4cl, will increasing the temperature of the water have the greatest change in solubility per 100 g solvent

Which atom has five electrons in its outer level and 10 electrons in the inner energy levels

What is a factor that affects the outcome of an experiment? prediction variable statement observation

Which type of mixture is likely to separate if it is allowed to sit still? A. Colloid B. Solution C. Alloy D. Suspension

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?

Hexane and hexene are hydrocarbon compounds from different homologous series. the combustion of these two compounds produce different amount of soot. explain the difference based on the percentage of carbon by mass.

Reactants → products Based on the Law of Conservation of Matter, describe the relationship between the mass of the reactants and the mass of the products.