It requires 2,500 joules to raise a certain amount of water (c = 4.186J/g°C) from 25.0°C to 55.0°C.
What is the mass of the water that is being heated?
O20g
O17g
O80g
O15g

Imagine that you’re getting ready to move to a new city. when people move, they are influenced by push factors and pull factors, and you have many reasons for your move. which of the following factors is an example of a pull factor? a. wanting to move because you’ve found a great new school somewhere new b. needing to move because there are not enough resources in your old hometown c. being forced to move because your old home is gone d. having to move because there are no jobs in your current hometown

Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?