WILL MARK BRAINLIEST !! NEED AMSWER ASAP I HAVE A TEST DUE AT 11:59 tonight. i need it soon The equation shown represents the decomposition of methanol:
CH, OH (1) --> CO(g) + 2H2 (9)
How many liters of Hydrogen gas were produced if 7.805 liters of Carbon Monoxide gas were produced? Assume Standard Temperature

Which element in the third period would you expect to have the larger atomic radius, sodium (na) or sulfur (s)? a. sodium, because it has a higher effective nuclear charge attracting electrons in fewer energy levels. b. sodium, because it has fewer protons attracting electrons in the same energy levels. c. sulfur, because it has more protons attracting electrons in more energy levels. d. sulfur, because it has a higher effective nuclear charge attracting electrons in the same energy levels.

Which aqueous solution of ki freezes at the lowest temperature? 1) 1 mol of ki in 500. g of water 2) 2 mol of ki in 500. g of water 3) 1 mol of ki in 1000. g of water 4) 2 mol of ki in 1000. g of water

Arectangle has a diagonal 20 inches long that forms angles of 60 and 30 with the sides. find the perimeter of the rectangle. for geometry