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wlad13 [49]
3 years ago
6

List four ways you can avoid injury while using HCl and three steps you would take in case of an accidental exposure to HCl need

the answer asap
Chemistry
2 answers:
Lisa [10]3 years ago
7 0
Wear a chemical-resistant apron, chemical-resistant gloves and chemical splash goggles at all times when handling HCl to protect your eyes and skin. Concentrated hydrochloric acid is toxic if inhaled, so avoid breathing it in and always handle it while under a fume hood.
olga_2 [115]3 years ago
7 0

Answer:  

Explanation: Four ways you can avoid injury while using HCl -

a) It's concentrated form is highly toxic so better use in the experiment hood.

b) Don't inhale its fumes.

c) Use lab coat while performing experiments.

d) Protect your eyes by wearing eye glare.

Three steps you would take in case of an accidental exposure to HCl -

a) Inform the lab assistant and teachers regarding the mishap.

b) Don't try to use any kind of ointment or medicated thing on the affected area without any medical advice.

c) You can use sodium bicarbonate to neutralize it.

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Can someone me Help please
soldier1979 [14.2K]

Independent would be the amount of sugar given and the dependent would be the amount of cavities

Scientists have control groups so they can have evidence to show the difference between that one and the experimental ones.

And the independent variable is the one that changes because with out it changing you wouldn't get different results.

I could be wrong tho sorryyy! but i hope this helps

8 0
2 years ago
Decreasing the temperature of the reaction 3H2 + N2<----->2NH3. In this reaction, the product absorbs heat. WHICH WAY WILL
AURORKA [14]

3H_{2}+N_{2}⇔2NH_{3}

Decreasing the temperature of the reaction,the reaction shifts forward.

The explanation is given below.

Explanation:

If the temperature of the reaction mixture is increased,then the equilibrium will shift to decrease the temperature.

If the temperature of the reaction mixture is decreased,then the equilibrium will shift to increase the temperature.

During the formation of the ammonia,it gives off heat.So it is an exothermic reaction.

3H_{2}+N_{2}⇔2NH_{3}

A decrease in the temperature favors the reaction that is exothermic (the forward reaction)because it produces energy.Therefore,if the temperature is decreased,the yield of the ammonia increases.

<em>Therefore if the temperature is increased,the reaction shifts forward and the yield of the ammonia increases and it is an exothermic reaction.</em>

7 0
3 years ago
cheryl has $56 and wants to buy as many notebooks as she can to donate to her school. if each notebook costs $1.60, which inequa
postnew [5]
Amount of money that Cheryl has = $56
Cost of each notebook = $1.60
The maximum number of notebooks she can buy = n
Then

n = 56/1.6 

is the inequality that shows the maximum number of notebooks she can buy with her money

On solving the inequality, we get
n = 35 notebooks.
6 0
3 years ago
Read 2 more answers
...............………...mkmlkml;m
bagirrra123 [75]

Answer:

390

Explanation:

Specific heat capacity= heat/mass × temperature

x = 2925 \div 0.5 \times 15 = 390

Remember you convert gram into kilogram and 1 gram =0.001 kilogram

5 0
2 years ago
Which substance will most likely dissociate when it is dissolved in water?
Katyanochek1 [597]

Answer: CaC12

Explanation: Calcium chloride not 100% sure tho

6 0
2 years ago
Read 2 more answers
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