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OleMash [197]
3 years ago
6

What is the ph of a 1 m solution of ammonium hydroxide?

Chemistry
1 answer:
Zielflug [23.3K]3 years ago
8 0
POH is 1 x 10^-1 so the pH is 1 x 10^-13
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Why does chlorine displace bromine from potassium bromide solution
Nataliya [291]

Answer:

A more reactive halogen displaces a less reactive halogen from a solution of one of its salts.

Chlorine is more reactive than bromine, thus it displaces bromine.

4 0
3 years ago
How many moles of MgS2O3 are in 201g of the compound?
Tamiku [17]
 <span>divide the 201g by the mol mass of the compound. Just add up the masses of the various element</span>
8 0
3 years ago
How many moles of Ar gas are<br> present in a container with a<br> volume of 78.4 L at STP?
rusak2 [61]
<h3><u>Answer:</u></h3>

<u>1 mole of a gas at STP occupies 22.4 L volume </u>

<u>Now the volume is given =78.4 therefore,</u>

<u>No. of moles of gas = 78.4 ÷ 22.4 = 3.5 moles</u>

<u>I hope it helps you~</u>

7 0
2 years ago
Express the following number in scientific notation: 0.000000675.
tekilochka [14]
There are 7 digits from decimal to 1st digit, and it's coming from right, so exponent will be in negative 7

In short, Your Answer would be: Option C) <span>6.75 × 10-7
</span>
Hope this helps!
6 0
3 years ago
A 10.0 g pat of butter raise the water level in a graduated cylinder by 11.6 mL. What is the density of the butter
Nina [5.8K]

- formula for density is mass divided by volume

therefore density of butter = 10.0g divided by 11.6ml = 0.8620689 g/cm³ ≈ 0.862 g/cm³ (3sf)

8 0
3 years ago
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