20% humidity is a low level which means there would be less of a chance of it

raining.

A. True

B. False

A rock has a mass of 13.0 g and displaces a volume of 3.9 mL of water in a graduate cylinder. What is the density of the rock? (write your number to 2 places after the decimal)

Which statement about subatomic particles is NOT true? A. Protons and neutrons have almost the same mass. B. Protons and electrons have opposite charges. C. Unlike protons and electrons, neutrons have no charge. D.

How many phosphate bonds are responsible for the high energy content of ATP? a. one b. two c. three d. four

Question 1 Dalton's Law Formula: Protal = P7 + P2 + P3 ... A closed beaker contains a mixutre of gases. Their partial pressures are: Gas A = 2 atm Gas B = 1 atm Gas B = 4 atm What is the total pressure of the gas mixture?

What kind of sedimentary rock is made from solutions of dissolved minerals and water?

The density of gold is 19.3 g/cm3. What is the volume of a 575 gram bar of pure gold?

How man kilo-calories of heat are required to raise the temperature of 225 g of aluminum from 20 C to 100 C? 0.59 kcal 3.8 kcal 38 kcal 85 kcal

In the reaction Mg (s) + 2HCl (aq) H2 (g) + MgCl2 (aq), how many grams of hydrogen gas will be produced from 125.0 milliliters of a 6.0 M HCl in an excess of Mg

An element has an atomic number of 92 and a mass number of 234, how many neutrons are there?

What energy is a quarterback's arm before throwing a pass