Which of the following compounds is formed by covalent bonding? A. Na s
B. AICI
C. CHI
D. Lici
• What other way can be used to determine this besides using the END?

If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?

Is a chemical message sent by another individual.

Calculate the standard enthalpy of formation of liquid methanol, ch3oh(l), using the following information: c(graphite) + o2 latex: \longrightarrow ⟶ co2(g) latex: \delta δ h° = –393.5 kj/mol h2(g) + o2 latex: \longrightarrow ⟶ h2o(l) latex: \delta δ h° = –285.8 kj/mol ch3oh(l) + o2(g) latex: \longrightarrow ⟶ co2(g) + 2h2o(l) latex: \delta δ h° = –726.4 kj/mol