How many PARTICLES is 5.0 moles of CO2 gas- A) 30 x 10^22 particles
B) 3.01 x 10^24 particles
C) 3.1 x 10^23 particles
D) 11.0 x 10^23 particles

6. what does the symbol ah stand for? o one calorie given off by a reaction the specific heat of a substance the heat capacity of a substance the heat of reaction for a chemical reaction

The covalent compound acetylene, which is the fuel of the oxyacetylene torch used by welders, has the molecular formula c2h2. the covalent compound benzene, a commercial solvent, has the molecular formula c6h6 each of these covalent compounds contains carbon and hydrogen atoms in a one-to-one ratio. would it be correct to write the chemical formulas of each as ch? explain.

How have the greenhouse gasses increased from the year 2000 to 2018