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spayn [35]
3 years ago
6

Melting is considered a(n) ___ change because energy is gained by the substance as it changes state

Chemistry
1 answer:
Burka [1]3 years ago
4 0
Melting is a physical change
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John is carefully pouring a chemical into a beaker when the beaker slips and breaks
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Following laboratory safety protocols such as wearing personal protective equipment will protect John when the accident occurred.

<h3>What are laboratory safety protocols?</h3>

Laboratory safety protocols are the protocols put in place to ensure safety in the laboratory.

Laboratory safety protocols include the following:

  • always wear personal protective equipment in the laboratory
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Following laboratory safety protocols will help protect us from accidents which occur in the laboratory.

What happened when john was carefully pouring a chemical into a beaker when the beaker slips and breaks is an example of laboratory accident.

Wearing personal protective equipment will protect John.

In conclusion, following laboratory safety protocols will protect us when accidents occur in the laboratory.

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Note that the complete question is given as follows:

John is carefully pouring a chemical into a beaker when the beaker slips and breaks. How would laboratory safety protocols help John?

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1 year ago
Convert 9.78 gallons toliters
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44.46076 litres

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Could the cuttlefish tell the difference between the blue and yellow in the lab?​
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<em>yes</em>

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Soaps feel slippery on our hands because they dissolve the oil on our skin decreasing friction this is because soaps contain
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