What are the limitations of litmus paper and phenolphthalein indicators? name two other indicators that can be used that do not have such limitations.

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 do scientists think that gravity affected the formation of our solar system?

Find the mass in grams of 1.37x1020 particles of h3po4