The volume of a gas is 605 liters at 27.0°C. The new temperature is - 3.0°C. What is the new volume? (Remember to convert temperatures to the Kelvin scale.)

-0.00184

-672

-134

-545

Which word best describe the motion of a falling rock? accelerating decelerating rotating vibrating

Valeric acid, an organic acid, contains only C, H, and O. If 0.471 g of the acid burns completely in O2 it gives 1.01 g CO2 and 0.415 g H2O. Determine the empirical formula of the acid.

What happens to energy from the sun that is neither reflected nor absorbed by the atmosphere

What is the mass of 5.80 x 10^23 atoms of silver (Ag) ?

Which type of force results when an object touches another object? Contact force Gravitational force Non-contact force Magnetic force

Find the mass of 1 mole of cuprous oxide, or cu2o. assume the atomic mass of copper is 64 and oxygen is 16.

Ice (H2O) melting at 273 K and 1 atm has = 6.01 kJ/mol and = 6.01 kJ/mol while water vaporizing under the same conditions has = 37.6 kJ/mol and = 40.7 kJ/mol. Why is there such a large difference between and, but not for and?

What happens to the charges when an ionic compound forms

We dissolve 93 grams of sodium sulfate (Na2SO4) in 20 grams of water. What is the percent by mass of sodium sulfate in this solution? Answer in units of %.

The modern atomic model includes electrons orbiting the nucleus. which of the following parts of dalton's atomic model was disproved by the discovery of the electron? - atoms are tiny particles. - atoms cannot be divided into smaller parts.