WorksheetsIntro to Chemistry: Chapter 2 Quiz
Total questions: 11
Worksheet time: 9mins
What is 3.250 x10-4 Km in standard form?
32500
0.00003520
0.0003250
Convert 27.4 mm to Mm:
2.74 x 108 Mm
2.74 x 10-9 Mm
2.74 x 10-8 Mm
Convert 602200000000000000000000 to scientific notation:
6.022 x 1023
60.22 x 1022
602.2 x 1022
Solve 3.71x 102 + 2.73 x100
9.8 x 102
0.98
373.73
(8.98 x 10-9) / (2.76 x 10-4)
3.25 x 10-13
2.48 x 10-13
3.25 x 10-5
Convert 0.812g to cg:
8.12 cg
81.2 cg
812 cg
Which is not a base unit?
g/mL
L
m
What are the rules when multiplying and dividing scientific notation?
It is a 2 step process
All exponents must be the same
Subtract exponents when dividing
How many mL are there in 1 ML?
1000 mL
100 mL
1000000000 mL
What is the coefficient in 5.32 x 10-3?
-3
5
5.32
Which statement is true?
Accuracy is the repeatability of a measurement.
Accuracy and precision mean the same thing.
Accuracy is how close the measurement is to the true value.
