The specific heat capacity of oxygen is 918 J/kg °C. That means that it takes 918 J of energy to raise _____ kg of oxygen by 1°C. What number completes the sentence?

The specific heat capacity of oxygen is 918 J/kg °C. The specific heat capacity of water is 4,181 J/kg °C. Which substance will require more energy to raise its temperature by 1°C?

Calculate the amount of heat required to raise the temperature of 825.8 mL of a solution from 22.4 °C to 40.4 °C if the solution has a density of 1.04 g mL–1 and a heat capacity of 4.08 J K–1 g–1.Question 1Answer63.1 kJ60.6 kJ58.3 kJ3.79 kJ

The energy needed to increase the temperature of 1.2 kg of oil by 40 °C was 100.8 kJ.Calculate the specific heat capacity of this oil._________ J/kg°CYou do not need to give units in your answer.

1What is meant by the specific heat capacity of a material?The amount of energy required to raise the temperature of 1 kilogram of the material by 1 degree CelsiusThe amount of energy which is required to change 1 kilogram of the material from a liquid to a gasThe total amount of thermal energy which can be stored by 1 kilogram of the materialThe amount of energy which is required to change 1 kilogram of the material from a solid to a liquid2The specific heat capacity of water is 4200 J/kg °C.  Calculate the amount of energy required to raise the temperature of 500 g of water from 20 to 70 °C.147 kJ105 MJ (105,000,000 J)147 MJ (147,000,000 J)105 kJ3A heater is used to transfer 40 kJ of energy to the thermal store of a 2 kg copper cylinder.  By how much will this cause the temperature of the copper to increase?  The specific heat capacity of copper is 385 J/kg °C.0.05 °C51.9 °C207.8 °C0.21 °C

A chemist carefully measures the amount of heat needed to raise the temperature of a 832.0g sample of a pure substance from 26.3°C to 37.4°C. The experiment shows that 17.1kJ of heat are needed. What can the chemist report for the specific heat capacity of the substance? Round your answer to 3 significant digits.