Two solutions, A and B, are at room temperature. They are mixed to produce solution C. The temperature of solution C is significantly higher than room temperature. Which of the following likely occurred? a A. new substance was formed.
B.
The color of the solution changed.
C.
A gas was produced.

D. The solutions went through a physical change.

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.