Which of the following would be used to measure the amount of matter in an object?

Weight

Density

Mass

Gravity

What object have a mass that is greater then 300 grams

Calculate the empirical formula of a compound with the following percentage composition: 31,8% K; 29,0% C1; 39,2% O The empirical formula of ethane is CH. Its molar mass is 30 g. mol-

What is the eccentricity of mercury

A calorie is another term for carbohydrate. TF

Match the term with the definition. gas solid plasma Liquid takes the shape and volume of an entire container. charged particles that do not have a definite shape or volume. assumes the shape of the part of the container from the bottom up.

What happens when an oceanic plate collides with a continental plate? Select one: a. Neither plate moves under the other. b. The continental plate moves under the oceanic plate. c. The oceanic plate moves under the continental plate

Write a short explanation about the "cheater" way to find the # of valence electrons an element has, and explain what valence electrons have to do with elements bonding?

What type of energy is associated with random motion of the particles in a sample of gas

Consider the compound Al (NO3) 3 and answer the following questions: What is the name of this compound? What is the molar mass of this compound? Explain how you calculated this value.

Which oxide is Mn2O3?