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mafiozo [28]
2 years ago
10

Celina has a water sample that’s contaminated with salt and microorganisms. Which method should she use to purify the water A.

Chemistry
2 answers:
vredina [299]2 years ago
6 0
B: filtration
- this is the action or process of filtering something (selecting suspended solid matter from liquid)
SCORPION-xisa [38]2 years ago
4 0

Answer:

The answer is reverse osmosis!

Explanation:

I chose this on a test and got it right

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Pis
loris [4]

Answer:

5.00×10-19 J

Explanation:

E = hv

but v = c ÷ wavelength

E = (6.626×10-34) × ((3×10^8)÷(398×10-9))

= 4.9945×10-19

≈5.00×10-19

Hope this helps

8 0
2 years ago
I NEED HELP WITH 1-4 PLEASE ASAP!!!
Varvara68 [4.7K]

Answer:

1 is the same    3 is pure substance 4 is different

Explanation:

not sure about 2

5 0
2 years ago
I can't decide what to ship bacudeku or tododeku ​
iVinArrow [24]

Answer:

I would go with tododeku to leave room for kiribaku but that's my opinion

Just because I ship that doesn't mean i don't secretly ship bakudeku

Explanation:

Bakudeku is a hawt ship and I love it so friggen much, but kiribaku is kinda cute and it got me all mixed up. I'm in a mess as well trying to figure out a solid ship for each character. I'm procrastinating by drawing a bunch of random fanart.

7 0
3 years ago
Question 3 of 10
beks73 [17]

Answer:c

Explanation:

7 0
2 years ago
Read 2 more answers
C. CaCl2 can be melted to produce calcium metal and give off chlorine gas. The equation for this
galben [10]

Answer:

Total gram of Ca = 99.26 g

Explanation:

Given:

Mass of CaCl₂ = 277.45 g

Find:

Mass of Ca

Computation:

Ca = 40 g/mol

Cl₂ = 2 (35.5) g/mol = 71 g/mol

Total CaCl₂ = 111 g/mol

Total gram of Ca = [40 / 111] 277.45 g

Total gram of Ca = 99.26 g

5 0
3 years ago
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