A student heats 200g sample of water from 20°C to 80°C. The specific heat of water is 4.18J/g°C. Calculate the heat energy absorbed by the water.

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

What are four significant sources of ghgs that come from wostem washington?

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation: