A student burns 25.0 g O2 according to the following reaction: C3H8 + 5O2 → 3CO2 + 4H2O How many grams of H2O are produced?

a
10.4 grams
b
11.3 grams
c
12.4 grams
d
15.2 grams

Classify this reaction: 2al+n2-> aln.

Calculate the molarity of each of the following solutions. part a) 0.12 mol of lino3 in 5.5 l of solution part b) 60.7 g c2h6o in 2.48 l of solution part c) 14.2 mg ki in 100 ml of solution

Ascientist measures the speed of sound in a monatomic gas to be 449 m/s at 20∘c. what is the molar mass of this gas?