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taurus [48]
3 years ago
5

Danny is trying to figure out how fast sugar crystals can dissolve in water. He has already tested crystals of table sugar by ju

st pouring packets of sugar into a bowl of room-temperature water.
Which should Danny try next if he wants to make the sugar dissolve slower?
A.
stir the water
B.
use larger crystals
C.
heat the water
D.
all of these
Chemistry
2 answers:
vodomira [7]3 years ago
7 0

Answer:

B

Explanation:

belka [17]3 years ago
6 0
B

Explanation : say you have a chunk of Ice if it’s a small piece it will most likely dissolve within 2-7mins depending on the size but if it’s a bigger piece it will probably take 15-30 mins depending on the size
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Answer:

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Explanation:

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turgor pressure can be done in a lab or a self test.

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Explanation:

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3 years ago
Consider the first-order reaction described by the equation At a certain temperature, the rate constant for this reaction is 5.8
zubka84 [21]

<u>Answer:</u> The half life of the reaction is 1190.7 seconds

<u>Explanation:</u>

The equation used to calculate rate constant from given half life for first order kinetics:

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where,

k = rate constant of the reaction = 5.82\times 10^{-4}s^{-1}

t_{1/2} = half life of the reaction = ?

Putting values in above equation, we get:

t_{1/2}=\frac{0.693}{5.82\times 10^{-4}s^{-1}}=1190.7s

Hence, the half life of the reaction is 1190.7 seconds

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