15. For the following problems, calculate the answer using the correct significant figures rules. a) 0.7856 cm + 0.47 cm = _________ b) 143.266 g – 24.6 g =_______ c) 40.0 mL + 75.3 mL = __________ d) 1.25 X 0.13 = ______ e) 0.0012 / 0.0008 = _____ f) [1.265 + 1.02] X 82 = ______
15. For the following problems, calculate the answer using the correct significant figures rules. a) 0.7856...
1 Using the rules of significant figures, calculate the following: 14.8903 – 2.1 = ??? 12.750 12.7 12.7503 12
Write answer to correct number of significant figures. For each of the following sets of pressure/volume data, calculate the new volume of the gas sample after the pressure change is made. Assume that the temperature and the amount of gas remain the same. (a) V 101 mL at 704 mm Hg; V = 4.9 mL at 711 mmHg 217 mL at 1.02 atm; V = 40 (b) V mL at 0.953 atm (c) V 3.23L at 105 kPa; V =...
2. Perform the indicated operations to the correct number of significant figures using the figures rules for a. 37.60 x 1.23 b. 6.7/8.9752 c. 3.765+1.2+37.21 To get credit, specify the rule you used to round your results. Three students make measurements (in m) of the length of a rod using a meter stick. Each student's mode calculate the mean L, standard deviation S and uncertainty u of the measurements. 3. are tabulated in the table below. Using your calculator in...
Answer the following and round to the correct number of significant figures (don't forget units). a) 0.02123 m + 1.12 m + 0.00123 m = b) 2.3 cm - 1.23 cm + 120 cm = c) 25,430 km - 3,500 km + 200 km = d) (1.21 x 105 ) x (2.6 x 103 ) = e) 7.13 mm x 9.1 mm = f) 3.0 cm x 8.222 cm = g) 4.1 g ÷ 0.121 cm = h) 0.413 ÷...
10. Calculate to the correct number of significant figures 1. 9.00 - 3,000.00 + 3.970 2. 1.54 x 0.03060 x 0.69 3. 27.5 x 1.82 + 100.04 4. (1.10x10%)42.0x10') 11. A flask containing 9.55 mL of a liquid weighs 157.2 g with the liquid in the AA when empty. Calculate the density of the liquid in g/mL to the correct number of picant digits.
1. Express the answer to the following problems using the correct number of significant figures a. 1.144 x 10 20.0 b. 4.77 x 101 -9.16 x 10 2. Express the Boltzmann constant (1.38065 x 102" kg m's K') in units of miles' lb yrK 3. Convert 9.997 x 101 g cm* into kg km 4. The Reynolds number is used to deseribe the conditions of particle settling If the Reynolds number is given by the following equation Where v, is...
There are two rules for determining the number of significant figures: ) If there is no decimal point-start at the RIGHT and count, beginning with the first non-zero digit. Examples 340 30400 34955 2 sf. 3 sf. 5 sf 2) If there is a decimal point--start at the LEFT and count, beginning with the first non-zero digit. Examples 340 3 sf. 5 s.f. 5 s.f 2 sf. 30400. 0.34955 0.00040 Determine the number of significant figures (s.f.) in each of...
Question 38 of 44 Using the correct number of significant figures, calculate the perimeter and volume of a small, rectangular mirror that is 3.665 in long, 1.519 in wide, and 0.063 in thick. Make sure to calculate the the perimeter of the front of the mirror, and not the side. Dimensions are given in inches, but the final answer should be in centimeters. Recall that 1 in 2.54 cm exactly. cm volume: cm
for full credit CALCULATIONS AND PROBLEMS Show all ORSERIE SIGNIFICANT FIGURES RULES or of What is the men significant pures? d ed by the following thermometer in the correct pes) 2 A s ubstance is soluble in alcohol and cyclone but not in water. It appears to 50 and 55 degrees Celsius. When added to 500 ml. of waa 2.30 sporti the volume to rise to 520 ml. What is the deity of this (10 pes) 7. To determine the...
A- Calculate the value of the error (only) with one decimal place for: (26+/- 8%) × (20 +/- 4%) Please enter the answer without +/- sign. B- Using the rules of significant figures, calculate the summation of A = 59.7 and B = 0.72 C- Calculate the first derivative of the function at the point x=-1.04. Express the answer with two decimal places. f(x)=2xe^-x D- Using the rules of significant figures, calculate the MULTIPLICATION of A = 3.926 and B...