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S_A_V [24]
3 years ago
7

Help me as soon as possible I’m gonna dieeee

Chemistry
2 answers:
ioda3 years ago
7 0
I think it’s D I’m not sure .........
RideAnS [48]3 years ago
5 0
I think it’s Boiling point but I’m not sure
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What is the pH of the solution if the [H+] is 1 x 10-12 ?
jarptica [38.1K]

Answer:

<h2>12</h2>

Explanation:

The pH of a solution can be found by using the formula

pH = - log [ {H}^{+} ]

From the question we have

pH =  -  log(1 \times  {10}^{ - 12} )  \\

We have the final answer as

<h3>12</h3>

Hope this helps you

5 0
3 years ago
What is the wavelength of radio waves that have a frequency of 3.20 x 1010 Hz?
Afina-wow [57]

The correct answer is A; or 9.38x10^-3.

Explanation:

f=3.20x10^10       c= 3.00x10^8

Once you divide those by each other, your answer is 9.83x10^-3

Hope this helps!! :)

6 0
3 years ago
Read 2 more answers
Draw the major organic product for the reaction of 1-phenylpropan-1-one with the provided phosphonium ylide.
prohojiy [21]

Answer:

2-methylene propylbenzene

Explanation:

The Wittig Reaction is a reaction that converts aldehydes and ketones into alkenes through reaction with a phosphorus ylide.

The ketone in this case is 1-phenylpropan-1-one. The provided phosphonium ylide is shown in the image attached. The reaction involves;

i) alkylation  

ii) addition

The product of the major organic product of the reaction is 2-methylene propylbenzene.

4 0
3 years ago
Which statement explains the method to adjust the strength of the flame on the Bunsen burner?
Anarel [89]

Answer:

adjusting the air mix by rotating the barrel and adjusting the gas with the needle valve to obtain a flame of suitable height and intensity

4 0
4 years ago
A snowflake contains 2.1 10^18 molecules of water. How many moles of water does it contain?
IgorC [24]

Answer:

divide the # of molecules by avogadros number and get 3.48 x 10^-6

Explanation:

6 0
3 years ago
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