From the reaction: CH4 (g) +202 (g) CO2 (g) + 2H20 (1) ►

A) What mass of O2 will be needed to burn 36.1 g of CH4?

B) How many moles of water are produced from 19.2 g of O2?

The boiling point of liquids is very high what does it indicate

What role does weathering have in shaping earth’s surface? a) it allows sediments to fall out of a medium. b) it sediments settle on a new surface. c) it breaks down older material into sediments. d) it transports sediments to a different location. will give brainliest, answer quickly.

Which of the following has expanded our knowledge of the universe beyond our solar system the most? a. manned space travel b. the hubble space telescope c. the pioneer and voyager missions d. the international space station