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Which of the following affects the rate of a chemical reaction? A. the presence of a catalyst B. the temperature C. the concentration of reactants D. all of the above
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Asked 3/25/2016 8:31:19 PM
Updated 3/26/2016 5:45:35 PM
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User: Which of the following affects the rate of a chemical reaction? A. the presence of a catalyst B. the temperature C. the concentration of reactants D. all of the above

Weegy: C. increases as reactant concentration increases
selymi|Points 22151|

User: A system at equilibrium is placed under stress by adding more reactant. If this reaction has a small equilibrium constant (Keq), how will the addition of this stress affect the equilibrium of this system. A. The equilibrium will shift to produce more product. B. The equilibrium will shift to produce more reactant. C. The reaction will generate more heat. D. There is no way to predict how the stress will affect this system without more information

Question
Asked 3/25/2016 8:31:19 PM
Updated 3/26/2016 5:45:35 PM
1 Answer/Comment
This conversation has been flagged as incorrect.
Flagged by jeifunk [3/26/2016 5:45:35 PM]
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The presence of a catalyst, the temperature and the concentration of reactants affects the rate of a chemical reaction.
Added 3/26/2016 5:45:33 PM
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Absolute zero is A. the temperature at which the motion of particles theoretically ceases. B. defined as 0°C. C. the triple point for water. D. all of the above
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Updated 3/24/2016 10:03:33 PM
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Absolute zero is: the temperature at which the motion of particles theoretically ceases.
Added 3/24/2016 10:03:33 PM
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Confirmed by yumdrea [3/24/2016 10:05:09 PM]
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Updated 3/24/2016 9:50:30 PM
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At any given temperature, the particles of all substances have the same average kinetic energy. TRUE.
Added 3/24/2016 9:50:30 PM
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A real gas behaves most nearly like an ideal gas A. at low pressure and low temperature. B. at low pressure and high temperature. C. at high pressure and high temperature. D. at high pressure an low temperature.
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Updated 12/4/2017 9:23:33 AM
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A real gas behaves most nearly like an ideal gas at low pressure and high temperature.

Added 12/4/2017 9:23:33 AM
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Another name for drying agents is ___. A. effloresce B. desiccant C. solvent D. anhydrous
Weegy: Another name for drying agents is Desiccant. User: In general, as the temperature of a solvent increases, the solubility of any gas dissolved in that solvent: A. increases. B. decreases. C. remains the same. D. cannot be predicted. Weegy: In general, as the temperature of a solvent increases, the solubility of any gas dissolved in that solvent: Decreases. User: What is the percent by mass of water in MgSO4 • 7H2O? A. 51.1% B. 195% C. 56.0% D. 21.0% Weegy: the percent by mass of water in MgSO4 ? 7H2O is A. 51.1% User: Water samples containing dissolved substances are called _____ solutions. A. anhydrous B. solvent C. elementary D. aqueous Weegy: Water samples containing dissolved substances are called Aqueous solution. User: The electrolyte among the following is: A. KCl. B. Mg(NO3)2. C. NH4OH. D. all of the above Weegy: d. Because they all are ionic and are electrolytes in molten or aqueous state only User: Which of the following results from the presence of a solute in a given solvent? A. The vapor pressure of the solution is lower than that of the pure solvent. B. The boiling point of the solution is lower than that of the pure solvent. C. The freezing point of the solution is higher than that of the pure solvent. D. all of the abov (More)
Question
Updated 121 days ago|6/27/2020 6:34:46 AM
2 Answers/Comments
The following results from the presence of a solute in a given solvent: The vapor pressure of the solution is lower than that of the pure solvent.
Added 121 days ago|6/27/2020 6:24:18 AM
This answer has been confirmed as correct and helpful.
Another name for drying agents is Desiccant.


Added 121 days ago|6/27/2020 6:34:46 AM
The monoprotic acid from among the following is A. H2CO3. B. H2SO4. C. H3PO4. D. HCl.
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Updated 3/25/2016 11:22:08 PM
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