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tatyana61 [14]
2 years ago
14

How many significant figures are in 0.005439

Chemistry
2 answers:
Neko [114]2 years ago
5 0

Answer:

Number of Significant Figures: 4

The Significant Figures are 5 4 3 9

Explanation:

Agata [3.3K]2 years ago
5 0
Answer: There are 4 significant figures.

You don't count the three zeros before the 5439 as significant figures because the number is a decimal.
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Explanation:

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3 years ago
Electrolysis is used in the electroplating of metals. The same amount of current is passed through separate aqueous solutions of
Aleonysh [2.5K]

Answer:

CuSO4 cell will have the greatest amount of deposit among all three. The deposit will occur at the cathode

Explanation:

The valence of the elements in this case is as follows -

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The atoms of copper metal will deposit at the cathode. At the cathode, the least number of moles of electrons needed .

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3 years ago
Which scientists contributed to the current model of the atom? And what was their contribution?
Lina20 [59]
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4 0
3 years ago
A piece of lithium is placed on the surface of some water in a beaker. hydrogen is given off. Lithium hydroxide is formed. What
Gala2k [10]
<span>A piece of lithium is placed on the surface of some water in a beaker. Hydrogen is given off and Lithium hydroxide is formed. The word equation would be as follows:
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8 0
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What is the name of the compound with the formula NaHCO3 ?
Marianna [84]

Answer:

Sodium bicarbonate

Explanation:

Sodium bicarbonate ( NaHCO₃ ) -

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