The water in cup actual end up the same temperature as the water in container act true or false

Which graph best represents the relationship between the electric current and the rate at which a magnet is turning inside an electric generator?

5g of ammonium nitrate was dissolved in 60g of water in an insulated container. the temperature at the start of the reaction was 23.0°c and at the end it was 19.0°c. calculate the energy absorbed by the reaction.

The frequencies refer to the sample data collected from a population of interest when performing a hypothesis test comparing two or more population proportions.