Place the coefficients that correctly balance the chemical equation. Answer choices may be used as many times as necessary. C2H2(g) + O2(g) → CO2(g) + 2H2O(g)

Coefficient options: 1 2 3 4

3.) for each of the following compounds, draw the major organic product of reaction with hcl or naoh and circle whether the starting materials and products will be more soluble in organic solvent or water benzoic acid + hcl: benzoic acid + naoh: oh benzoic acid water/organic water organic fluorenone hс: fluorenone + naoh: fluorenone water/organic water/organic веnzocaine + hci: benzocaine + n»oh: h2n benzocaine water/organic water organic o=

Write the empirical chemical formula of calcium with a mass percent of 38.8, phosphorus with a mass percent of 20.0, and oxygen with a mass percent of 41.3.

Areaction is first order with respect to reactant x and second order with respect to reactant y. which statement describes the rate law for this reaction?