During a lab investigation on chemical reactions, a group of students combined several substances into a beaker. They measured the mass of each substance before and after the investigation. The mass of the reactants was 58 grams and the mass of the products was 55 grams. Assuming the students did not make any errors, what could have caused this change in mass?
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Chemistry, 23.06.2019 07:30
In the diagram here that represents the reaction, which reactant, a or b, is the limiting reagent?
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Chemistry, 23.06.2019 11:50
Charles's law describes the relationship of the volume and temperature of gas at a constant mass and pressure. according to this law, what would happen to the temperature of the gas if its volume decreased from 1.0 l to 0.50 l?
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Chemistry, 23.06.2019 20:00
When nitrogen taken into the body exceeds nitrogen losses, we say the person is in a. positive nitrogen balance b. nitrogen homeostasis c. nitrogen equilibrium d. a healthy state e. negative nitrogen balance?
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During a lab investigation on chemical reactions, a group of students combined several substances in...
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