Describe a procedure to separate a mixture of salt sand and water

How many liters of water vapor can be produced if 108 grams of methane gas (ch4) are combusted at 312 k and 0.98 atm? show all work. pls ! will mark as brainliest

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3

Earth's axis of rotation is tilted at an angle of 23.5 degrees. what is one change you would see on earth if its axis was not tilted?