When 88.7 is added to 73.841, the result should be reported with _____ significant figures. And...
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When 88.7 is added to 73.841, the result should be reported with
_____ significant figures. And...
What answer should be reported, with the correct number of significant figures, for the following calculation?...
What answer should be reported, with the correct number of significant figures, for the following calculation? (249.362+ 41)/63.498 =
a. When 69.002 and 74.519 are multiplied the answer should have significant figure(s). Enter the answer,...
a. When 69.002 and 74.519 are multiplied the answer should have significant figure(s). Enter the answer, using the correct number of significant figures: 69.002 x 74.519 = - b. When 69.002 and 74.519 are summed, the answer should have _ digit(s) after the decimal point. Enter the answer, using the correct number of decimal places: 69.002 + 74.519 = Use The number 5.712392 rounded to 2 significant figures is: The number 451.6444 rounded to 5 significant figures is: The number...
If is added to , the result is a vector in the direction of the positive...
If is added to , the result is a vector in the direction of the positive y-axis with a magnitude equal to that of . If , what is the magnitude of ? Answer should be in 3 significant figures.
To what decimal place should each answer be rounded? How many significant figures does the rounded...
To what decimal place should each answer be rounded? How many significant figures does the rounded answer have? a 9 cm + 2.8 cm-11.8 cm (unrounded) O 1 significant figure 2 significant figures O 3 significant figures o ones place er rounding, the number O tenths place and thus has should be reported to the O hundredths place b 0.135 atm 0.6 atm-0.735 atm (unrounded) O 1 significant figure. and thus has2 significant figures 3 significant figures O ones place...
To how many significant figures should each answer be rounded? (6.626 x 10-34 J·s) (2.9979 x...
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...
a) A is a quantity with two significant figures. B has 4 significant figures. If C =...
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...
To how many significant figures should each answer be rounded? Equation A: (6.626× 10−34 J⋅s)(2.9979× 108...
To how many significant figures should each answer be rounded? Equation A: (6.626× 10−34 J⋅s)(2.9979× 108 m/s)4.290×10−7 m=4.630322937063×10−19 J(unrounded) After rounding, the answer to equation A should have *2 significant figures. *1 significant figure. *4 significant figures. *3 significant figures. *5 significant figures. Equation B: (6.022× 1023 atoms/mol)(0.795 g)20.18 g/mol=2.372×1022 atoms(unrounded) After rounding, the answer to equation B should have *1 significant figure. *3 significant figures. *5 significant figures. *2 significant figures. *4 significant figures.
Question 3 4 pts How many significant figures should be in your answer when you convert...
Question 3 4 pts How many significant figures should be in your answer when you convert 0.04070 m to units of nm? Question 4 4 pts Which of the following should exist as separated ions when dissolved in water? OBr2 CCH CH3CH OH • H₂O₂ KNO, auntini
There are two rules for determining the number of significant figures: ) If there is no...
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...
In this prelab, all answers should be reported to 3 or 4 significant figures. Scientific notation...
In this
prelab, all answers should be reported to 3 or 4 significant
figures.
Scientific
notation format = 2.34E-4. The 'E' must be
capitalized."
The prelab
questions mirror those that you will be doing at the end of the
experiment. Bring your work for this prelab assignment to lab and
you will have a much easier time completing the Data Analysis Sheet
at the end of the experiment.
When preparing
your calibration curve for question 4, use the unrounded numbers...
What answer should be reported, with the correct number of significant figures, for the following calculation? (249.362+ 41)/63.498 =
a. When 69.002 and 74.519 are multiplied the answer should have significant figure(s). Enter the answer, using the correct number of significant figures: 69.002 x 74.519 = - b. When 69.002 and 74.519 are summed, the answer should have _ digit(s) after the decimal point. Enter the answer, using the correct number of decimal places: 69.002 + 74.519 = Use The number 5.712392 rounded to 2 significant figures is: The number 451.6444 rounded to 5 significant figures is: The number...
To what decimal place should each answer be rounded? How many significant figures does the rounded answer have? a 9 cm + 2.8 cm-11.8 cm (unrounded) O 1 significant figure 2 significant figures O 3 significant figures o ones place er rounding, the number O tenths place and thus has should be reported to the O hundredths place b 0.135 atm 0.6 atm-0.735 atm (unrounded) O 1 significant figure. and thus has2 significant figures 3 significant figures O ones place...
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...
Question 3 4 pts How many significant figures should be in your answer when you convert 0.04070 m to units of nm? Question 4 4 pts Which of the following should exist as separated ions when dissolved in water? OBr2 CCH CH3CH OH • H₂O₂ KNO, auntini
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...
In this
prelab, all answers should be reported to 3 or 4 significant
figures.
Scientific
notation format = 2.34E-4. The 'E' must be
capitalized."
The prelab
questions mirror those that you will be doing at the end of the
experiment. Bring your work for this prelab assignment to lab and
you will have a much easier time completing the Data Analysis Sheet
at the end of the experiment.
When preparing
your calibration curve for question 4, use the unrounded numbers...
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