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प्रश्न
Express the number appearing in the given statement in standard form.
Size of a bacteria is 0.0000005 m
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उत्तर
Standard form of given statement
0.0000005
= 5 × 10−7
संबंधित प्रश्न
Express the number appearing in the given statement in standard form.
1 micron is equal to `1/1000000` m
Express the following numbers in standard form:
3759 × 10−4
Express the following numbers in standard form:
0.00072984
Express the following numbers in standard form:
4 ÷ 100000
The usual form for 2.03 × 10–5 is ______.
The usual form of 3.41 × 106 is ______.
The standard form for 0.000037 is 3.7 × 10–5.
Express the following in standard form:
Express 56 km in m.
At the end of the 20th century, the world population was approximately 6.1 × 109 people. Express this population in usual form. How would you say this number in words?
A half-life is the amount of time that it takes for a radioactive substance to decay to one half of its original quantity.
Suppose radioactive decay causes 300 grams of a substance to decrease to 300 × 2–3 grams after 3 half-lives. Evaluate 300 × 2–3 to determine how many grams of the substance are left.
Explain why the expression 300 × 2–n can be used to find the amount of the substance that remains after n half-lives.
