describe how a fireman’s gear (coat/pants) protects them from the extreme heat conditions of a burning building. use strong vocabulary

The density of an unknown gas at 98°c and 740 mmhg is 2.50 g/l. what is the molar mass of the gas with work showed?

Much of the general structure and physical properties of the interior of the earth are inferred from: a)deep oil and gas bore holes b)geologic investigations c)analysis of seismic waves d) study of volcanoes

Fossil fuels are organic compounds that are made from