What is the best definition

of the atomic number?

A. The number of protons found in the

nucleus.

B. The number of protons found

outside the nucleus.

C. The number of neutrons found in

the nucleus.

Which of the following is not a fossil fuel? Coal. Wood. Natural gas. Oil.

Ira is working in a lab with a unknown solution. When he inserts the electrical conductivity tester in the unknown, the bulb begins to glow brightly. Which of these would BEST describe the unknown liquid?

An action potential in one segment of axon causes adjacent sections of axon membrane to reach threshold through what mechanism?

Which would least strongly attract electrons from other atoms in a compound?

A ketone and a Grignard reagent react in ether solution followed by acid workup, to form a tertiary alcohol. Grignard reactions must be scrupulously dry in order to work effectively.

What is demetri mendeleyev given credit for developing

Acetone used for rinsing glassware Group of answer choices 1. Pour it down the sink where you are rinsing the glassware 2. Collect it and dispose of it in the organic or acetone waste container 3.

Suppose a 500. mL fiask is filled with 1.8 mol of Cl 2, 0.60 mol of HCl and 0.40 mol of CCl4. The following reaction becomes possible: ci2 (g) + CHCİ 3 (g) - HCI (g) + CC, (g) The equilibrium constant K for this reaction is 5.

What combination of factors can change dry ice into a liquid

Rob is conducting an experiment in which he measures a person's body temperature in response to changes in air temperature. What is the independent variable that is manipulated in the experiment?