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elena55 [62]
3 years ago
13

What are groups of two or more atoms bonded together that function as a single unit?

Chemistry
1 answer:
ASHA 777 [7]3 years ago
5 0
The answer is molecules
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1. Round each of the following numbers to four significant figures, and express the result in scientific notation:
vfiekz [6]

The rounding up of the aforementioned number to four significant figures is as follows: 3.002 × 10²

<h3>What are significant figures?</h3>

Significant figures are figures that contribute to the general and overall value of the whole number.

Significant figures or digits are specifically meaningful with respect to the precision of a measurement.

Although, the original number given in this question has 9 significant figures, the number; 300.235800 can be rounded up to four significant figures as follows:

  • Decimal notation: 300.2
  • No. of significant figures: 4
  • No. of decimals: 1
  • Scientific notation: 3.002 × 10²

Therefore, the rounding up of the aforementioned number to four significant figures is as follows: 3.002 × 10².

Learn more about significant figures at: brainly.com/question/14359464

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3 0
1 year ago
Balance the equation C4H8 (g) + ?O2(g) → ? CO2 (g) + ? H2O (g), using the smallest possible integers. What is the coefficient of
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The coefficients should be 1; 6; 4; 4 and the coefficient of CO2 is 4
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2 years ago
How does a sugar solution become rock candy?
Hatshy [7]

Answer:

Explanation:

A supersaturated solution is unstable—it contains more solute (in this case, sugar) than can stay in solution—so as the temperature decreases, the sugar comes out of the solution, forming crystals. The lower the temperature, the more molecules join the sugar crystals, and that is how rock candy is created.

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3 years ago
2. Calculate the mass of 5.35 mole of H2O2.
Dmitry_Shevchenko [17]

Answer:

5.35m H2O2 x 34.02g/1m H2O2 = 182g H2O2

Explanation:

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The "hardness" of water describes _____.
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Your answer is C. its level of dissolved minerals ~A
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