Convert 115.5 °F to °C and kelvin. ( you must show work,

A 355 g sample of water goes 85 degrees C to 42 degrees C. Calculate the amount of heat energy (in calories) involved in this process. Report the answer in significant figures.

Which of the following is a physical property?     Which of the following items is a pure substance?     What is the value of 98 °F in units of °C? Convert 68852 millijoules into Calories. (Write your answer in the decimal form? When table salt is placed in water and stirred it dissolves and a clear liquid is obtained. This process is a: Some groceries are placed in a deep freezer that is set at 18 oF. What is this temperature in Celsius? Thermal energy is: Which of the following statements is true about a compound? How many joules are there in a 255 Calorie snack bar? Which of the following is a physical property? If the monthly electricity consumption of a household is 6,619 kWh, what is this consumption expressed in kJ? Which of the following items is a chemical property? If you hold a solid piece of pure gallium metal in your hand, your body heat will melt the gallium into its liquid form. This illustrates which of the following? On a cold day the atmospheric…

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plz answer both , if u plan to do only one then skip , do both plz

A block of aluminum is heated with 600J of energy. Its temperature increases from 10 degrees Celcius to 47 degrees Celcius. What is the mass of the block?

How many kilocalories are lost when 580g of water cools from 67 degrees celsius to 22 degrees Celsius.?

If a 33.76 gram piece of porcelain which has a specific heat of 1.07 J/goC absorbs 1,936.56 J of energy, how much did the temperature change?  Round your answer to 2 numbers after the decimal and include the correct units.