An iron bar of mass 869 g cools from 94 c to 5 c . calculate the heat releases in (kilojoules) by the metal.

John locke wrote that if the people of a country believe their government is unjust or abusing power, they have a right to overthrow it. which founding principle does his statement support? natural rights limited government republicanism social contract

Which of the following is a type of technology that can be used at a coal-burning power plant to remove both particulate matter and gases? bag filter catalytic converter cyclone electrostatic precipitator scrubber

Gretta needs a $300,000 mortgage and is offered two choices. the monthly payments for the fixed rate and predicted payments for the arm are shown. adjustable rate mortgage year monthly payment 1-15 $1,610.46 adjustable rate mortgage year monthly payment 1-5 $1,520.06 6-15 $1,728.54 what is the difference between the total costs of the mortgages rounded to the nearest hundred? $8,700 $1,700 $15,800 $5,000