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Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?
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This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.
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What mass of natural gas (ch4) must you burn to emit 276 kj of heat?
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Asample of water is taken and kept in a beaker in a freezer at a constant temperature of 0°c. if the system is at dynamic equilibrium, which of these statements is true? the rate of freezing is equal to the rate of melting. the rate of freezing is greater than the rate of melting. the amount of ice is greater than the amount of water. the amount of ice is equal to the amount of water.
Answers: 1
Identify one observation that shows a chemical reaction occurred between the acid and the limestone...
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