Which of the following statements is true? In rarefactions, particles in a sound wave are spread far apart.

The height of a wave determines the loudness of a sound.

The higher the frequency of a sound, the higher the pitch.

All of the above.

If i add water to oil what will happen

What is the common name for the compound shown here? enter the common name of the compound shown?

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