When 10g of calcium carbonate is heated, 4.4g of carbon dioxide escape out. The amount of residue left is:

The process in the carbon cycle that takes carbon from the atmosphere and puts it into food is called respiration. decomposition. diffusion. photosynthesis.

Consider the nuclear equation below. Which is the missing value that will balance the equation?

Which of these is an element? A. Oxygen B. Sodium Chloride C. Water D. Air

Will mark as Brainliest. Changes of which of the following do not shift the equilibrium of a chemical system? pressure time temperature concentration

What are the 4 sub levels and how many electrons can fit into each

Categorize the following materials: bronze alloy, mouse growing an ear on its back, porcelain dentures

A decomposition occurs when you open a can or bottle of soda. Carbonic acid. H. CO, is in carbonated beverages. It decomposes into carbon dioxide and water.

Can someone reword this? A magnetic substance has magnetic fields. These fields start at the North Pole wrap around the magnet, and terminate at the south pole of the magnet. All magnetic substances have north and south poles

Which of these is produced when fossil fuels are burned? A) oxygen Eliminate B) nitrogen C) hydrogen D) carbon dioxide

Predict the sign of ΔSsys for each of the following processes. Which are positive? (a) Gasoline vapors mix with air in a car engine. (b) Hot air expands. (c) Humidity condenses in cold air.