Consider a first order reaction at 450 K, X(g) → Y(g) + Z(g) If value of rate constant (K) from given data is x. Then value of 103 K is (Assume initially only X is present) [Take ln a = 2.3 loga and log3 = 0.5 and log2 = 0.3] pls answer fast

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.

Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest

What would happen to a volleyball left outside in the winter? o o o o a. it would expand. b. it would lose air. c. it would shrink. d. it would explode.