3 years ago

Question 1

Chemistry

1 answer:

sdas [7]3 years ago

3 0

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yes it is true they apply necessary safety measures

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When an experiment is repeated and the new results are different from the original results, what could you assume to be true?

goldenfox [79]

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C since however many times you repeat an experiment, it should give the exact same results or it wouldn't be accurate enough. ex if you measure a liquid to be 77ml in USA, it should give the same when measured in Germany, same with repeating experiments.

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3 years ago

Read 2 more answers

A student measures the mass of an object and obtains three values: 21.57 g,

Cerrena [4.2K]

Answer:

21.65

Explanation:

The average = total divided by the number of readings

21.57

22.04

Total = 64.96

Average = 64.96 / 3 = 21.65

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A loaf of bread has a green substance growing on each slice. Which of the following types of spoilage could have occurred?

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In addition to the spectral lines you observed in the emission spectrum of hydrogen, several other lines are also present in oth

Maru [420]

Answer:

See explaination

Explanation:

Please kindly check attachment for the step by step solution of the given problem.

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3 years ago