5 Select all the correct answers.
Which sentences describe chemical changes?
The temperature of water rises when heated.
When mixed, water and limestone give off heat.
A mixture of red paint and green paint becomes black.
On adding yellow turmeric to a transparent soap solution, the mixture turns bright red.
When ground into powder, grains of wheat become flour.

The answers are:

When mixed, water and limestone give off heat.

On adding yellow turmeric to a transparent soap solution, the mixture turns bright red.

1.43 x 10^-11 j the guy commented the awnser just making sure u see it .

water at room temperature is flowing through a pipe with pressure taps located 10 ft apart along one section of the pipe, which are connected to a mercury (s=13.6) manometer.