2. Where do traits come from?

3. There are sections of DNA called genes. What do genes do?

Which law is described by saying that doubling the absolute temperature will double the pressure of a sample of gas in a rigid container? Boyle's law Charles's law Dalton's law Gay-Lussac's law

3. A diamond contains 0.090 moles of carbon What is the mass of the diamond?

Complete the name of an alkali that could react with phosphoric acid to make sodium hydrogen phosphate

Athletic trainers use instant ice packs that can be cooled quickly on demand. Squeezing the pack breaks an inner container, allowing two components to mix and react. This reaction makes the pack become cold.

If you start with 4.5 moles of aluminum and 6.5 moles of copper chloride to make aluminum chloride and copper, what is the limiting reagent? 2AL+3CuCL->2ALCL3 + 3Cu

Express your answer using two significant figures. 2.7 cm3 = m3 2.0 mm3 = m3

Liquid petrol does not ignite spontaneously in air

What conditions are important in determining if it will rain or snow?

What is the gram formula mass of Na2CO3 multiplied by 10H2O

Why are elements organized in the same group or families