1. The Solubility of oxygen gas is 0.007 g/100 mL at STP conditions. How much oxygen gas is dissolved in the following situations?
a) 0.007g of O2(g) is bubbled in 100 mL of water
b) 0.008g of O2(g) is bubbled in 100 mL of water
c) 0.050g of O2 (g) is bubbled in 300mL of water
Answers: 2
Chemistry, 22.06.2019 15:30
Count the number of each type of atom in the equation below, and then balance the equation. write in the numbers of atoms and coefficients. add a 1 if there should be no coefficient. cs2(l) + o2(g) → co2(g) + so2(g) c [ ] s [ ] o > c [ ] s [ ] o [ ] cs2(l) + [ ] o2(g) > [ ] co2(g) + [ ] so2(g)
Answers: 3
Chemistry, 23.06.2019 00:30
The footprints of a dinosaur and the burrow of an ancient shrimp are examples of which kind of fossils
Answers: 2
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