Chemical reactions forming ions do not balance electrically.

True or False

What is the molarity of a solution made by dissolving 29.5 g of sodium hydroxide (NaOH) in enough water to make 2.45 L of solution? Molar Mass Na: 22.99 g/mol Molar Mass O: 16.00 g/mol Molar Mass H: 1.008 g/mol

What happens to the volume of a gas inside a cylinder if the temperature does not change but the pressure is reduced? a. The volume of the gas increases. b. The volume of the gas stays the same. c. The volume of the gas decreases. d.

What is the name given for the abbreviation of an ATOM? Select one: The Symbol Atoms An Isotope The Chemical Formula A Molecule

Methane, CH4, is a (n) saturated or unsaturated hydrocarbon

A characteristic of ionic solids is that they

When group 17 elements become ions they have a charge of?

The first periodic table developed by Mendeleev was not completely accurate, but was a great step toward accomplishing the periodic table of elements we use today. Explain how the modern periodic table is credible today because of Mendeleev's work.

For the reaction represented by the equation 2hno3 + mg (oh) 2® mg (no3) 2 + 2h2o, how many grams of magnesium nitrate are produced from 8.00 mol of nitric acid, hno3, and an excess of mg (oh) 2?

What type of bond is between sodium and oxygen

How are today's field galaxies different than distant ones?