(iii) an air bubble at the bottom of a lake 43.5 m deep has a volume of 1.00 cm. if the temperature at the bot- tom is 5.5°c and at the top 21.0°c, what is the volume of the bubble just before it reaches the surface? 45. (11) a cubic box of volume 3.9 × 10-2 m3 is file with air at atmospheric pressure at 20°c. the box closed and heated to 180°c. what is the net force on each side of the box?

The density of a liquid could be found by using

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

1kg of water needs to recieve 4200j of energy to go from 90 degrees to 91 degrees. what is the specific heat capacity of water? what are the units?