How many significant figures are in each number ?
A. 0.000312m
B 312,000s
C 108,700km
D 1.563300 X 1011 m
E 30,800
How many significant figures are in each number ? A. 0.000312m B 312,000s C 108,700km D...
2.9 How many significant figures are in each of the following? a. 11.005 g b. 0.000 32 m c. 36 000 000 km d. 1.80 X 104 kg e. 0.8250 L f. 30.0°C How many significant figures are in each of the following? a. 20.60 mL b. 1036.48 kg c. 4.00 m d. 20.8 °C e. 60 800 000 g f. 5.0 x 10-3L 2.18 2.10
b) None of these correct How many significant figures does 1261.60030 hava b) 8 9 D) 1,100 mm which distance measurement below is the longest? b) 795 um 0.003 km C 45,000 nm a) 84.3 d) Which 5. 3.70 x 10 Which number below does have the same number of significant figures for 0.420007 a) 0.0307 b) 0.0370 3 ) 37.000 d) 370 e
How many significant figures are in each measurement? A. 143 grams C. 8.750 X 10-^2 gram B. 0.074 meter D. 1.072 meter thank you
19) How many significant figures are in 1009.630 mL? A) 3 B) 4 C) 5 D) 6 E) 7 F) 8 20) How many different values of my are possible in the 4f sublevel? A) 1 B) 3 C) 5 D) 7 E) 9 F) 11
How many moles are contained in each if the following? Report appropriate number of significant figures a. 30.7g of CH4 b.12.0g of H2O
How many Significant figures does each answer have? explain why
did you consider that number? exact number or measured?
ow many SignticanT fiqure has Rach answer a 8 moles X 3.5 L 4 mol b) 20.0 Lx 50 C 25 с c) V 30.0 L 2 2
a) A is a quantity with two significant figures. B has 4 significant figures. If C = A + B, D = A*B, and E=B/A What should the number of significant figures of C, D and E be? b) Compare and contrast the following pairs of definitions, one set at a time. For each set of definitions, describe what kind of measurements ( time, positions etc) must you do in order to compute the quantity based on their definitions. Be as...
taind from the ingot. Explain what ou 7. How many significant figures do the following numbers have? Explain your answer a. 1234 g b. 0.023 m c. 91010 L d. 9010.0L e. 9.010 # 10-L f. 1000 kg 8. Calculate the following to the correct number of significant figures. Show all of your work. Justify your answer a. 3.68 x 4.0 b. 0.259+1.009 c. 32.567 135.0 + 14567 d. (6.8 +4.7) x 17.44
how many significant figures will the answer have?
2,3,4, or 5.
do not include the 10^12
(3.9256 x 1012) + (6.3 x 109) + (7.27683 x 1010) + (8.37 x 1011) = 4.8416683 x 1012
To how many significant figures should each answer be rounded? (6.626 x 10-34 J·s) (2.9979 x 10 m/s) = 4.880610663391 x 10-19 J(unrounded) 4.070 x 10-'m equation A: After rounding, the answer to equation A should have 5 significant figures. 2 significant figures. O 1 significant figure. O 3 significant figures 4 significant figures. equation B: (6.022 x 1023 atoms/mol) (0.935 g) 20.18 g/mol = 2.790 x 10” atoms (unrounded) After rounding, the answer to equation B should have O...