which of the following correctly describes the effect of increasing temperature on the rate of a reaction?

the rate increases, and the time required for the reaction increases.

the rate increases, and the time required for the reaction decreases.

the rate decreases, and the time required for the reaction increases.

the rate decreases, and the time required for the reaction decreases.

Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? question 7 options: the heat from the hot water is conducted through the spoon handle the hot water heats the air surrounding the upper part of the spoon. the hot water causes a physical change in the spoon handle. the hot water causes a chemical reaction to take place in the spoon.

Rays from the sun are not considered matter true or false

Which is a characteristic of the electron sea model for metallic bonding? molecular orbitals overlap to produce bands. electrons flow easily between metal nuclei. electrons are in fixed positions in the orbitals. atomic nuclei are arranged in an irregular pattern.