The mass of a fluorine atom is 3.16 × 10 - 23 g. What is the mass of 1,000,000,000 fluorine atoms? express your awnser scientifi
1 answer:
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Answer:
Step-by-step explanation:
Given
Required
Find the equivalent
We start by changing the / to *
Factorize 10a - 5
Expand 4a² - 1
Express (2a)² - 1² as a difference of two squares
Difference of two squares is such that:
The expression becomes
Combine both fractions to form a single fraction
Divide the numerator and denominator by 2a - 1
Simplify the numerator
Hence,
=
Answer:
x = 3.748
Step-by-step explanation:
this problem requires logs
x = 2 + log_7 (30) or 3.7479