9,000,000 in scientific notation

Use valence bond theory to describe the number and types of hybrid bonding orbitals on the central atom of each of the following.

How many moles of glucose are contained in 8.3 x 10^21 molecules of glucose

A Se ion has a mass number of 76 and a charge of - 2. Determine the number of neutrons, protons, and electrons in this ion.

Equal amounts of ethanol and water are mixed at room temperature and at 101.3 kPa. Which process is used to separate the ethanol from the mixture?

A reaction of importance in the formation of smog is that between ozone and nitrogen monoxide described by O 3 (g) + NO (g) ⟶ O 2 (g) + NO 2 (g) The rate law for this reaction is rate of reaction = k [ O 3 ] [ NO ] Given that k = 2.

What can happen when tectonic plates move a few centimeters?

What might happen in a tropical rainforest biome if the area received very little rain for an extended period of time

Suppose 0.274 mol of a gas occupy 6.62 l at a given temperature and pressure. what volume will 0.878 mol occupy at the same temperature and pressure?

Peter and Jessica are both forensic scientists. Peter visits crime scenes to pr the evidence collected by Peter.

1. Mitch weighs out 67 grams of potassium (K) to make a buffer. How many moles of potassium did Dr. Hellman weigh out? 2.