Well, I'm not sure exactly what the reaction is involving the wood and air, (and so whether those numbers are right) but the masses of the reactants and products add up in a way that doesn't violate the law of conservation of mass:
30+30=25+25+10=60
For water (this only applies to water): grams = milliliters.
14 teaspoon of water is 70 grams.
90 grams of water is 6 tbsp
There are 424 grams of oxygen in 477 grams of water. 8 times 53 equals 424.
238 grams of water equals 1 cup. So 200 grams of water would be a little over 3/4 cup or around 7/8 of a cup.
33.75 grams of water is 7.143 teaspoons.
basically 38 divided by 40 which equals 0.95 grams
52 grams of water is approximately 11.01 teaspoons
2/3 cup of water is 151.046 grams
59 grams as the density equals 1 gram/ml
1 Liter of water equals 1000g or 1kg
50 grams of water is 1.764 ounces.