An 18 gram object with a specific heat of 0.900 J/g*C, and a temperature of 18 Celsius is heated up with a lamp. The temperature increases to 40 Celsius. How much heat energy did the object absorb?​

Why do scientists look for patterns in the world? a. patterns can explain observations. b. patterns never change, no matter what. c. patterns are easy for scientists to detect. d. patterns are all the same, through all time.

How many moles of carbon dioxide will form if 2.5 moles of c3h8 is burned

Explain what happens at the saturation point when adding salt to water at room temperature.