The chemist discovers a more efficient catalyst that can produce ethyl butyrate with a 78.0% yield. How many grams would be produced from 8.15 g of butanoic acid and excess ethanol?

If you have 5.25 grams of methane (ch4), how many grams of co2 will you produce ?

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

12. calculate the hydroxide ion concentration of a solution with ph = 3.25. show all calculations leading to an answer