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Andreas93 [3]
2 years ago
14

1. Air shows the property of a) N b) 02 c) Both a) and b) d) None of these

Chemistry
2 answers:
kupik [55]2 years ago
6 0

Answer:

c) Both a) and b)

Explanation:

please mark me brainliest

n200080 [17]2 years ago
5 0

Answer:

o2

Explanation:

because it shows the property of air

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Explanation:

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Which of the following is the balanced equation for this process?
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3 years ago
How many significant digits are in the number 2370.0?
xz_007 [3.2K]

Answer:

2370.0 contains 4 significant digits and Option (c) is correct .

1.20\times 10^{-3}\ contains\ three\ significant\ digit.

Option (b) is correct .

Step-by-step explanation:

Rules for finding significant digit .

1 : Non-zero digits are always significant.

2: Any zeros between two significant digits are significant .

3: Trailing zeros in the decimal number is also significant.

As the number given be 2,370.0.  

= \frac{23700}{10}

Simplify the above

= 2370

Thus by using the rule given above.

2370.0 contains 4 significant digits.

Option (c) is correct .

As the number given be 0.00120 .  

= \frac{120}{100000}

Simplify the above

= \frac{1.20}{1000}

= 1.20\times 10^{-3}

Thus by using the rule given above.

1.20\times 10^{-3}\ contains\ three\ significant\ digit.

Option (b) is correct .

4 0
3 years ago
Read 2 more answers
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