
Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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Calculate: -4×10-8 2 × 10-15 Write your answer in scientific notation.
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- You are given four values (1.033, 4.157, 1.05, and 4.6) and asked to conduct calculations on them. You perform a series of mathematical operations using the values and make a table that includes the calculated value as displayed on your calculator: Mathematical operation Value displayed by calculator 1.033 +4.157 +1.05+4.6 10.8400 1.033 x 1.05 1.08465 4.157 - 1.05 3.10700 4.157/31.0341 0.133949 4.6/31.0341 0.148224 Round each of the values displayed by the calculator to the correct number of significant figures, and place the value in the bin that correctly indicates the number of significant digits you rounded to. Drag the appropriate items to their respective bins. » View Available Hint(s) Reset Help 10.8400 1.08465 3.10700 0.133949 0.148224 1 significant figure 2 significant figures 3 significant figures 4 significant figuresarrow_forward(4.21 x 10-9) x (3.2 x 10-6)= (4.1-0.0093) x (0.21 +0.19) = (4001 +0.043 +3.3) x 0.0001 = (6.5 x 10-5)/ (3.0 x 10-3)= (3.72 +8.35)x (6.231 x 102) / (3.000 x 104) =. (6.00 x 106) + (5.0 x 105) + (5 x 105) = (4.12 -3.91) x 6.124 1.57 x 0.5216arrow_forwardX. X Perform the following operations giving the proper number of significant figures in the answer: 0.0945 × 1.47=arrow_forward
- After carrying out the following operations, how many significant figures are appropriate to show in the result? (13.7 + 0.027) ÷ 8.221arrow_forwardEvaluate (5x10^0)/((4.0x10^0)*(1.3x10^2)) Your answer should be in scientific notation and with the correct number of significant figures: Note: Your answer is assumed to be reduced to the highest power possible.arrow_forwardThe following equation can be used to convert Fahrenheit temperature to Celsius temperature. (°F – 32) °C = 1.8 Use algebra to change the equation to convert Celsius temperature to Fahrenheit temperature.arrow_forward
- Write 0.000060478 in standard form to 3 significant figuresarrow_forwardplease see attached imagearrow_forwardA student sets up the following equation to convert a measurement. (The ? stands for a number the student is going to calculate.) Fill in the missing part of this equation. - 4.0 × 10* : 0 = ? x10 3 3 cm m ? O.arrow_forward
- ( 5.31 × 10 8 ) + ( 6.53 × 10 7 )arrow_forwardCompleted 20 out of 20 Question 20 of 20 > O Macmillan Learning Perform the calculation and record the answer with the correct number of significant figures. (34.123 +2.80) (98.7654 2.035) - = Resourcearrow_forwardAn aspirin tablet has a mass of 9820.0 mg. Report the mass of the tablet in: • grams: kilograms: micrograms: • centigrams: مه g kg x 106 με cg Only input numbers. Your answers must be expressed to the correct number of significant figures. Any values less than one must have a zero in front of the decimal (e.g. 0.01 not .01).arrow_forward
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