Which statement is true for a cooling curve?

Describe how electron movement is related to the bonding in methane, CH4. A) Electrostatic sharing of electrons allows ionic bonds to form. B) The atomic orbitals overlap and share electrons to form covalent bonds.

Temperature is inversely related to the average kinetic energy of a gas.

What mass of nitrogen gas is required to react completely with 2.79 g of hydrogen gas to produce ammonia?

If the rate-determining step limits the speed of a reaction, which statement is correct? Even if one or more fast steps occur in a reaction, the overall reaction cannot proceed any faster than the slowest step.

Name one way igneous rock is different from metamorphic rock.

What water activities might be easier to do in Lake Assal's salty water? What activities could be more difficult?

The suffix "-megaly in the term gastromegaly means:

The harder you strike a drum, the greater the sound's A) medium B) volume C) frequency D) pitch

The equation X + Y 2Z has the rate law equation shown below. Which of the following statements best describes the relationship of X on the rate of the reaction? rate = k[X]2[Y] Changing X has no effect on the reaction rate.

What moves in or out of a substance during a change of state?