Concept explainers
(a)
Interpretation:
Concept Introduction:
For subtraction, the number with minimum number of significant figures is chosen and in the final answer same number of significant number is kept. The answer should not be more precise than the number with minimum number of significant figures.
(b)
Interpretation:
Concept Introduction:
For subtraction, the number with minimum number of significant figures is chosen and in the final answer same number of significant number is kept. The answer should not be more precise than the number with minimum number of significant figures.
(c)
Interpretation:
Concept Introduction:
For subtraction, the number with minimum number of significant figures is chosen and in the final answer same number of significant number is kept. The answer should not be more precise than the number with minimum number of significant figures.
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Introduction To General, Organic, And Biochemistry
- 1-27 Round off to two significant figures: (a) 91.621 (b) 7.329 (c) 0.677 (d) 0.003249 (e) 5.88arrow_forwardChemistry It is often necessary to do calculations using scientific notation when working chemistry problems. For practice, perform each of the following calculations. (2.30 x 10-) 10-) (1.00 (1.00 x 10) = [ 1.10 x 10-5 6.98 x 10¹ (2.30 × 10-5) (1.15 × 10-) X (1.00×10*) (1.10× 10-5)arrow_forwardBoxes 1-4 box 1 answer choices: 0, 3, 1, 2, or 4. box 2 answer choices: 2, 1, 3, 0, or 4. box 3 answer choices: 10.7, 0.241. 0.482, 0.804, 5.36, 0.121, 3.21, or 1.61. Box 4 answer choices: L^2/mol^2•s, L^3/mol^3•s, L/mol•s, 1/s, or L^4/mol^4•sarrow_forward
- Boxes 1-2 box 1 answer choices: 108, 27, 4, or 1. box 2 answer choices: 4, 1, 3, 5, or 2.arrow_forwardd It is sometimes necessary to take powers or roots to solve chemistry problems. Take powers and roots as needed on your calculator to complete the following: a = 2.235 65 = 84.7 C = 2.004.70 d4.07 613 a = b= = C = d =arrow_forwardCalculation with Scientific Notation Directions: Read and analyze the problems carefully. Perform the given operation in scientific notation form. Be sure to show your complete solutions. (7.0 x 10-3) - (8.0 x 10-4) 653 ÷ (5.75 x 10-8)arrow_forward
- Determine the sum. (9.208 × 10-6) + (2.080 × 10-³) =arrow_forwardSTARTING AMOUNT + X The state of Oregon has an entire area of 9.70 × 104 mi². What is this area in square kilometers ? ADD FACTOR x( ) (1.609)² 9.70 × 104 6.03 × 104 0.6214 mi² 1.56 x 105 km² km (1)² 1 m² ANSWER 1.609 5280 (0.6214)² 2.51 x 105 mi m RESET 5 3.75 x 104arrow_forwardHow do I include units into my slope intercept Units - g mL 1. Y=1.2534x+0.0250 Answer- Y=1.2534x ( mL ) + 0.0250 (g) 2. Y = 0.997x + 0.0585 Answers y=0.997x(mL) + 0.0585 (g)arrow_forward
- Introduction to General, Organic and BiochemistryChemistryISBN:9781285869759Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar TorresPublisher:Cengage Learning