a) 0.00235792 = 0.00236
b) 308.5 = 308
c) 82.74 = 82.7
d) 22.98 = 23.0
e) 0.027036 = 0.0270
f) 328700 = 329000
Round the following numbers to three significant figures: 0.00235792 235 308 5 309 82.74 82.7 82.7...
Round the following numbers to three and four significant figures, respectively: 24.7877 0.0034567 68000
Round the following numbers to three significant figures. (a) 0.9639 4.9 (b) 7382.77 4.0 (c) 0.01549 (d) 47.486 4.9
Round off the following numbers to three significant figures. 58240,400.4, 7.999, 0.07912, 9.245x10-4 please show me how
Significant Figure Questions 1. How many significant figures are in each of the following numbers? 2430 0.0251 3 1.010 x 10 243.0 0.0040 900.0 243 7063.1 2.7000 5.98 x 103 2. Using standard scientific notation express 0.14503 meters in: em with 2 signíficant figures km with 4 significant figures 3. Express the following in scientific notation: 6795 to three significant figures 0.42885 to four significant figures
Round off each of the following numbers to three significant digits, and express the results in standard scientific notation. a. 254,931 b. 0.00025615 c. 47.85 X 10^3 d. 0.08214 X 10^5
Question 7 Which of the following numbers contains the designated correct number of significant figures? 1.04 2 significant figures 0.00302 2 significant figures 0.04300 5 significant figures 156 000 3 significant figures 3.06504 significant figures Question 9 What is the mass of 53 mL of ethanol, which has a density of 0.79 g/mL? 42g 53 g 41.9 g 67.1 g 67 g
what is the standard deviation of these three numbers: 0.1845,0.1807,0.1657 Report using 2 significant figures and why is it not 0.0081?
Round your answers to three significant figures. Two charges repel each other with a force of 0.2 N when they are 5 cm apart. Find the forces between the same charges when they are (a) 2 cm and (b) 7 cm apart. (a) _____N (b) _____ N
Please complete the missing item: (three significant figures; enter numbers only, no units) Molarity: 0.102 Moles: 0.187 Volume: ?L
Please complete the missing item: (three significant figures; enter numbers only, no units) Molarity: 0.196 Moles: ? Volume: 4.5 L