Chemists call the energy to get a reaction started the

Which of the following is a benefit of using hydropower instead of fossil fuels? A. Hydropower is a renewable energy source. B. Hydropower has no negative effects on the environment. C.

Which type of spectrum can be produced by a solid, liquid, or gas?

What element makes protein different from carbohydrate and fat?

How many grams of NO will be produced from 60.0g of NO2 reacted with excess water in the following chemical reaction? 3NO2 (g) + H2O (l) - -> 2HNO3 (g) + NO (g)

A sound wave has a wavelength of 0.7 miles and a frequency of 500 Hertz what is the speed

What are the 3 factors that can affect the strain of rock?

16. Why can grinding a solid into a fine powder increase the rate of reaction?

What is one difference between a mixture and a compound?

The Ksp of cobalt (II) hydroxide, Co (OH) 2, is 5.92 * 10-15. Calculate the molar solubility of this compound.

A gas is collected in a 34.3L container at a temperature of 31.5°C. Later, the container has a volume of 29.2L, a temperature of 21.0°C and a pressure of 122.2kPa. What was the original pressure on the container?