Contrast the lithosphere and the asthenosphere

5000dm^3 of CO2 are absorbed by the leaves of an oak tree every day. How many moles and how Kg of CO2 is this?

Which of these contain a single long dna molecule? A) gene B) Nucleotide C) chromosone D) Deoxyribose

Which of the following are elements in this equation 2Ca s plus O2g 2CaO s?

The name of acids that contain a polyatomic ion that have oxygen A. Oxyacids B. Oxion C. Hyperacids

Now molecules molecules of H, molecules of 02 " molecules of H2O

Change of state may occur when?

During the combustion of 2.00 g of coal, the temperature of 500 g of water inside the calorimeter increased from 25.0°c to 43.7°c. the specific heat of water is 4.18 j/g·°c. how much heat did the reaction generate?

Catalysts are substances that increase the rate of reaction but can be recovered unchanged at the end of the reaction. Catalysts can be classified as either homogeneous (same state as reactants) or heterogeneous (different state than reactants).

How many molecules are there in 79g of Fe2O3?

Which of the following elements is an alkall metal?