Calculate the no. of each atoms presents in 10 grams of calcium carbonate.

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 is the shape of the poem “peer” connected to its meaning?

To find the enthalpy of a reaction in the lab, you measured the of the reactants and the change during the reaction.