Which unit is used to express an amount of thermal energy

An atom is composed of protons, neutrons, and electrons. What is the electric charge on an electron? +2 0 -1 +1

Which represents a deletion of a section of the DNA shown here? A-C-T-G-G-A-T A. A-C-T-C-G-A-T B. A-C-T-C-C-T-T C. A-C-T-A-T D. A-T-C-T-G-G-A-T

Chemistry is the study of matter true or false

Where would you look for igneous rocks? Why?

Baking Soda Acidic, alkaline, or neutral?* O Acidic Alkaline Neutral

The density of aluminum is 2.7 g/ml. if the aluminum has a volume of 10 ml, what is the mass of the aluminum?

A. List three things that your body strives to keep constant. (example metabolism) B. Describe one way in which each of the items you listed in Part A could be at least temporarily disrupted from equilibrium.

Part I Complete and balance the following equation: NO-2 (aq) + Al (s) →NH+4 (aq) + AlO-2 (aq) (basic solution)

A 425.00-gram sample of a compound decomposes into 196.01 grams of carbon, 41.14 grams of hydrogen, 130.56 grams of oxygen, and 57.29 grams of silicon. Experiments have shown the compound has a molecular weight of 208.329.

What characters do all minerals share