Advertisements
Advertisements
Question
Choose the correct option:
In Avogadro’s constant 6.022 × 1023 mol-1, the number of significant figures is ________
Options
3
4
5
6
Solution
In Avogadro’s constant 6.022 × 1023 mol-1, the number of significant figures is 4
APPEARS IN
RELATED QUESTIONS
State the rules for deciding significant figures.
Distinguish between accuracy and precision.
Why is accurate measurement crucial in science?
Solve the following question:
Round off the following quantity to two significant figures:
25.55 mL
Solve the following question:
Round off the following quantity to two significant figures:
0.00254 m
Solve the following question:
Round off the following quantity to two significant figures:
1.491 × 105 mg
Solve the following question:
Round off the following quantity to three significant figures:
458 × 102 cm
Solve the following question:
Round off the following quantity to three significant figures:
0.039 m
Solve the following question:
Round off the following quantity to three significant figures:
0.0179 g
Solve the following question:
Round off the following quantity to three significant figures:
0.0041962 kg
Solve the following problem:
Express the following quantity in exponential terms.
235.4678
Solve the following problem:
Express the following quantity in exponential terms.
1569.00
Solve the following problem:
Give the number of significant figures for the following.
1.230 × 104
Solve the following problem:
Give the number of significant figures for the following.
1.23 × 104
Solve the following problem:
Express the given quantity with or without exponents as the case may be.
1.23 × 104
Solve the following problem:
Express the given quantity with or without exponents as the case may be.
1.89 × 10-4
Solve the following problem:
Write the following in exponential notation:
0.000098
Solve the following problem:
Perform the following operation:
1.05 × 10−4 − 9.7 × 10−5
Solve the following problem:
Perform the following operation:
4.11 × 10−3 + 8.1 ×10−4
Define: Least count
Define: Least count
Define Least count.
