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AlexFokin [52]
4 years ago
12

The pictures below show water in a glass and oil in a beaker.

Chemistry
2 answers:
ryzh [129]4 years ago
7 0

Answer:

b

Explanation:

Archy [21]4 years ago
3 0

Answer: is letter D. Because minerals are solid.

Explanation:

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Answer is D. All of the above

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What is chromatography method ​
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Transition elements have variable valency why​
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6 0
4 years ago
Fluoride ion is poisonous in relatively low amounts: 0.2 g of F− per 70 kg of body weight can cause death. Nevertheless, in orde
Jobisdone [24]

Answer:

200 L per day

Explanation:

If there is 1 mg of F- per L of water, we can calculate the volume for 2 g like this:

1) Converse the toxic mass of fluoride to miligrams

1 g ------- 1000 mg

0.2 g ----  X

X = 200 mg

2) Calculate the liters of fluoridated drinking water that a person can consume to reach 200 mg

1 mg -------- 1 L

200 mg ---- X

x = 200 L

4 0
3 years ago
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