When protons are added to the atom, the mass nunber

A volume of 10.0 L of gas at a temperature of 85°C is cooled to a temperature of 5°C at constant pressure. What is the new volume of the gas?

When 5800 joules of energy are applied to a 15.2-kg piece of lead metal, how much does the temperature change by

Which burns faster, a large log or the same log cut into small sticks of wood? 1. neither, both burn at the same rate 2. small sticks of wood 3. a large log

Which statement is true about molecules and compounds? Question 7 options: Both are made of two or more elements. Both are made of only one element. Both are made of only one kind of atom. Both are made of two or more atoms.

A reaction produces 0.415 mol of H2O. How many molecules of water are produced?

2. How is the frequency of a wave determined?

Ammonium acetate chemical formula

Carbon-14 has a half-life of 5730 years. In a plant fossil, you find that the 14C has decayed to 1/4.00 of the original amount. How long ago was this plant alive?

Balance this equation---> Fe (s) + O2 (g) - - - >FeO (s) (s) = solid (g) = gas

During an endothermic phase change, what happens to the potential energy and the kinetic energy?