WorksheetsChemistry Math Reteach
Total questions: 27
Worksheet time: 28mins
How many significant figures are there in 1008 grams?
1
2
3
4
Identify, how many significant figures does the following number have?
(a)
Which answer is rounded to the correct place for the equation below?
457.1 + 459.32 = 916.42
916.42
916.4
916.0
916
Which one of these is in scientific notation?
8.987000
8.98 x 106
80.987 x 10
8.986
How would you write 0.0005 in scientific notation?
50 x 10-5
5 x 10-4
5 x 103
.5 x 103
How would you write 4.3756 x 104 in standard form?
437,560,000
0.00043756
43,756
4,3756
Write the following number in standard form. Type your answer with no spaces and no commas.
5.7×10−1
(a)
Sig Fig Rule 1. Any non-zero digit ____ significant.
is
is not
Which of the following numbers have two significant figures?
21
4900.
0.000210
0.023
Convert 354 grams to kg
0.354 kg
3.54 kg
35400 kg
3540 kg
If 1 in = 2.54 cm how many centimeters is 11 inches?
4.33
.23
27.94
12
How many days are in 4 weeks?
14 days
42 days
28 days
56 days
( 1 cm = 10 mm)
How many millimeters are in 65.4 centimeter
254ml
654ml
365ml
456ml
Which conversion factor would be needed?
Express the number 362000 in scientific notation. Type your answer with no spaces or commas
(a)
Which conversion factors would be needed to convert 1.20 cups to milliliters?
Choose all that apply
1 cup= 8 fluid oz
1 fluid oz=29.574 ml
1 pint=2 cups
1 quart=0.946 L
Match the following rule and its example
Non-zero
68
Leading Zero
0.529
Sandwich Zero
4013
Trailing Zero
900
