A wave passes a boat with a wavelength of 23.2 meters, and the captain estimates it is going 89.5 m/s. If this estimate is correct, what would the frequency be? (round to 1 decimal place)

Read the chemical equation. 2c2h2 + 5o2 → 4co2 + 2h2o which of the following statements would be correct if one mole of c2h2 was used in this reaction? one mole of oxygen was used in this reaction. five moles of oxygen were used in this reaction. four moles of carbon dioxide were produced from this reaction. two moles of carbon dioxide were produced from this reaction.

Aconcentrated solution of ammonia is 14.8m and has a density of 0.899g/l. what is the concentration of ammonia in this solution in weight percent (%w/w)?

What is the approximate vapor pressure when the gas condenses at 70 degrees celsius