Is SiO2 + 4 HF → SiF4 + 2 H2O balanced?

Can smoke be transformed into liquid or used as energy or both?

Indicate whether the specified alkyl halides will form primarily substitution products, only elimination products, both substitution and elimination products, or no products when they react with sodium methoxide. 1-bromobutane 1-bromo-2-methylpropane 2-bromobutane 2-bromo-2-methylpropane

What is i fracture in the crust called when land move up, down or sideways