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Chemistry
Linnea
about 14 hours ago
Your window thermometer shows that the temperature outdoors is 87.3°f. how should you report this temperature to your friend in israel (i. e., on the celsius scale) and to your si-enthusiastic physicist neighbor (i. e., on the kelvin scale) ?
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Chemistry
Gasby
about 15 hours ago
Specific heat is used to explain why different substances
a) sink or float
b) change temp. at different rates
c) vaporize or condense at different temp.'s
d) melt and freeze at the same temp.
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Chemistry
Nancy Holloway
about 15 hours ago
A negative change in free energy, or - ΔG, represents a spontaneous reaction.
TRUE
FALSE
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Chemistry
Serena Holloway
about 16 hours ago
For the reaction, calculate how many grams of the product form when 23.4 g of ca completely reacts. assume that there is more than enough of the other reactant.
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Chemistry
Autumn Ballard
about 16 hours ago
The amino acid methionine can be used as fuel by being converted to succinyl CoA. What would be the estimated ATP yield for the breakdown of methionine in this way if the succinyl CoA can then enter the citric acid cycle with no input of glucose?
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Chemistry
Romeo Solomon
about 17 hours ago
Which is NOT true about new scientific theories?
A) New theories are always better than old theories.
B) New theories are our best available explanations of the world.
C) New theories benefit from the development and advances in technology.
D) Old theories may be discarded in favor of theories that make more sense.
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Chemistry
Tinker
about 17 hours ago
Witch substance is a combination of different atoms
A - homogeneous mixture
B - heterogenous mixture
C - element
D - compound
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Chemistry
Guest
about 18 hours ago
A gas has a temperature of 14 oC and volume of 4.5 liters. If the temperature is raised to 29
oC and the pressure is not changed, what is the new volume of the gas?
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Chemistry
Shyann Nguyen
about 19 hours ago
What is going to happen to a balloon filled with helium that is left in a car over night when the temperature drops approximately 20 degrees
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Chemistry
Jaden Morrison
about 19 hours ago
What is the molarity of 2.0 liters of an aqueous solution that contains 0.50 mol of potassium iodide
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Chemistry
Porter Meyers
about 19 hours ago
What happens to the energy released by an exothermic reaction?
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Chemistry
Casey Rollins
about 20 hours ago
which of the following contains chemical energy? A.) atoms that in motion B.) the nucleus of an atom C.) a bond between two atoms D.) The electrons of an atom
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Chemistry
Jasper Pierce
about 21 hours ago
If you had 35g of salt at 40 C would the solution be unsaturated or saturated
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Chemistry
Anna Perkins
about 22 hours ago
What is the concentration of h + ions in a 2.20 m solution of hno3?
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Chemistry
Abbie Kirk
about 22 hours ago
How many mL of a 5.0% glucose solution provide 80.0 g of glucose?
A. 400 ml of 5.0% glucose solution
B. 1200 mL of 5.0% glucose solution
C. 100 mL of 5.0% glucose solution
D. 1600 mL of 5.0% glucose solution
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