If you wanted to perform a controlled experiment to test the effect of temperature on the pressure of a bicycle tire, which of the following would be necessary?

Metals are{blank}because light reflects off the electrons.

Given an unknown mixture consisting of two or more substances, explain one technique that could be used to determine whether that mixture is a true solution, a colloid, or a suspension

What happens to trypsin above 65°C

Give examples from our daily lives on each of the 4 factors that affect the rate of the reaction. (Concentration, Surface Area, Temperature, Catalysts)

Calculate the mass (in kg) of an iron block (density = 7.87 g/cm3) with dimensions 5.28 cm x 1.24 ft x 4.95 in.

An electron moved from a lower energy level to a higher energy level. What most likely happened during the transition? A random amount of light was released. A fixed amount of energy was absorbed. A fixed amount of energy was released.

Solid sodium reacts violently with water, producing heat, hydrogen gas, and sodium hydroxide. How many molecules of hydrogen gas are formed when 57.1 grams of sodium are added to water?

The distance from dalton, ga to Dallas, tx is 1308 km. What is the distance in miles

Which will melt faster: ice made from tap water, distilled water, or salt water?

You know that 8.9 moles of solute particles are dissolved in that liquid solution. If the molarity of the solution is 25 M, how many liters of solution do you have?