A sample of an unknown compound with a mass of 2.571 grams was found to contain 1.102 grams of C 1.469 grams of oxygen. What is its empirical formula?

Write the formula for the following chemicals. 7. e. trinitrogen tetraoxide a calcium phosphate f. magnesium acetate b. potassium sulfide g nickel(iii) cyanide c carbon dioxide h. silver sulfate d. cobalt(ii) chloride

Which fact represents evidence for the big bang theory?

What is the atomic number of an atom that has 6 protons