Which of the following best describes the law of conservation of mass?Atoms are sometimes lost during a chemical reaction. A) Atoms are sometimes lost during a chemical reaction.
B)Mass is not created or destroyed, though it can be rearranged.
C)Mass is sometimes created in a chemical reaction.
D)Matter cannot change form.

Imagine that you’re getting ready to move to a new city. when people move, they are influenced by push factors and pull factors, and you have many reasons for your move. which of the following factors is an example of a pull factor? a. wanting to move because you’ve found a great new school somewhere new b. needing to move because there are not enough resources in your old hometown c. being forced to move because your old home is gone d. having to move because there are no jobs in your current hometown

What is the temperature of one mole of helium gas at stp?

Amanda pushes a box across the room with a force of 30 n. it accelerates at 5 m/s/s. what is the mass of the box? * 6 kg 1.16 kg 30 kg 5kg