Chemistry, 18.03.2021 02:50 emilylittle2442
3. Sodium bicarbonate (NaHCO3) can be used to extinguish a fire. When heated, it
decomposes to give carbon dioxide gas, which smothers the fire. If a sample contains
4.0g of NaHCO3, what volume of carbon dioxide gas is produced at STP? The
equation is given below:
NaHCO3 β Na2CO3 + H2O + CO2
Answers: 1
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In the 1800s, one of the statements in john dalton's atomic theory was that atoms are indivisible. later experimental evidence led to the discovery of subatomic particles such as neutrons, electrons, and protons. what happened to the indivisible atom part of dalton's atomic theory, and why?
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Mercury metal is poured into a graduated cylinder that holds exactly 22.5 ml the mercury used to fill the cylinder mass in 306.0 g from this information calculate the density of mercury
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What is the density, d, of a substance with a volume of v = 12.5 cm3 and a mass of m = 74.4 g ?
Answers: 1
3. Sodium bicarbonate (NaHCO3) can be used to extinguish a fire. When heated, it
decomposes to give...
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