Which actions conserve fossil fuels? Choose the two correct answers.

A.

wasting food

B.

riding a bike

C.

planting trees

D.

buying bottled water

E.

using less electricity

What is the mass of 37 mL but has the density of 0.79 g/mL

Which of the following is an example of oxidation? A. Charcoal is placed on a grill and lighting fluid poured over it. B. A car gets rusty over the course of a few years. C.

Using the periodic table, determine which material is most likely to be a good insulator. magnesium silver aluminum sulfur

A chemist dissolves 73 grams of sodium chloride (NaCl) in water. The final volume of the solution is 1,050 milliliters. What is the molarity of the solution?

If rust is scraped off a nail, and the nail is shiny on the inside, the inside wasA. chemically changed also. B. not chemically changed. C. physically and chemically changed. D. neither physically nor chemically changed.

How would non secretion of of saliva effect digestion of food in the mouth.

Which of the following is insoluble in water? a." (NH) SO b. Na so c. Maso d. ZnSO e Baso

What is the difference between a root word and a combining form? List 2 examples of combining form

What is the octet rule and how does it explain the formation of ionic compounds?

Can somebody explain step by step how to solve decomposition reactions?