Calculate the amount of energy required (in joules) to heat 2.5 kg of water from 16.7 °C to 69.9 °C. The specific heat of water is 4.184 J/g °C.

Let f(x) = x4- 8x2 . find the relativeextrema of this function using the second derivative test.

Urgent pls a. coal consumption levels off and remains flat. b. petroleum, natural gas, and renewables show an increase in consumption c. more nonrenewable resources continued to be consumed than renewable. d. there is little projected increase in nuclear energy use. e. carbon dioxide emissions are projected to decline as we approach 2040. global energy consumption is defined as the total energy used by an individual or organizations from around the world. use the graph above to analyze the projected energy consumption from now until 2040. which statements in the prompt apply? a) a, b, d b) b, c, d c) a, c, d d) a, b, c, d

You can melt ice by applying pressure because the solid/liquid line has a slope.