Concept explainers
(a)
Interpretation:
The given number should be converted to standard scientific notation.
Concept Introduction:
Scientific notation is a method for making very large or very small numbers more compact and easier to write. Scientific notation simply expresses a number as a product of a number between
Answer to Problem 14CR
Explanation of Solution
First, the decimal point is moved until we have a number between
(b)
Interpretation:
The given number should be converted into ordinary decimal notation.
Concept Introduction:
Scientific notation is a method for making very large or very small numbers more compact and easier to write. Scientific notation simply expresses a number as a product of a number between
Answer to Problem 14CR
Explanation of Solution
=
The power of
(c)
Interpretation:
The given number should be converted into ordinary decimal notation.
Concept Introduction:
Scientific notation is a method for making very large or very small numbers more compact and easier to write. Scientific notation simply expresses a number as a product of a number between
Answer to Problem 14CR
Explanation of Solution
=
The power of
(d)
Interpretation:
The given number should be converted to standard scientific notation.
Concept Introduction:
Scientific notation is a method for making very large or very small numbers more compact and easier to write. Scientific notation simply expresses a number as a product of a number between
Answer to Problem 14CR
Explanation of Solution
First, the decimal point is moved until we have a number between
(e)
Interpretation:
The given number should be converted to standard scientific notation.
Concept Introduction:
Scientific notation is a method for making very large or very small numbers more compact and easier to write. Scientific notation simply expresses a number as a product of a number between
Answer to Problem 14CR
Explanation of Solution
=
First, the decimal point is moved until we have a number between
(f)
Interpretation:
The given calculation should be done and final answer should be kept in standard scientific notation.
Concept Introduction:
Scientific notation is a method for making very large or very small numbers more compact and easier to write. Scientific notation simply expresses a number as a product of a number between
Answer to Problem 14CR
Explanation of Solution
=
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Chapter 3 Solutions
Introductory Chemistry: A Foundation
- Convert (4.3918x10^6) Zb (zulbars) to feet. Some conversions: 5280 feet = 1 mile; 1 furlong = 10 chains; 1 mile = 8 furlongs; 100 links = 1 chain; 8.381 links = 1 zulbar. Use the abbreviated form of the unit in your answer.arrow_forwardFor the following calculations and questions, use all applicable rules of sig figs and rounding to determine the answers: 0.53 x 12.3 x 1.321 = 15.1 + 20. + 130 = How many sig figs in the number 0.00040 How many sig figs in the number 500. What is the exact answer to 8.00/4.00 =arrow_forwardThe quadratic formula is used to solve for x in equations taking the form of a quadratic equation, ax? + bx + c = 0. -b ± b2 – 4ac quadratic formula: x = 2a Solve for x in the following expression using the quadratic formula. 2x2 + 21x – 7.1 = 0 Use at least three significant figures in each answer. x = and x =arrow_forward
- Express each answer with the correct significant digits, and the proper units AND write it in scientific notation number, units. Note: Input derived units as unit power, for example mm^2 represents mm? (2.456 x 10° Ibs - 8.34 x 10 Ibs)/1.22 x 10 in? x 10arrow_forwardCalculate: 6.96 × 107 6.00 × 105 Write your answer in scientific notation. ☐ x10arrow_forwardAre the answers written using the right number of significant figures? Explain. 1) 15.20+37580+29.5876= 37625.0 2) (3.46*10^3) x( 4.7*10^2)= 1.63 x10^6 3) 513 x 410= 210330 4) 14.0/11.263= 1.24 5) 3134*0.000054= 0.1692| 1 FOcusarrow_forward
- Report all numerical answers to the correct number of significant figures! (a) Give the names of the following elements: (i) Ag (ii) V (b) Give the symbols of the following elements: (i) aluminum (ii) copper 1. 2. Report the answers of these calculations to the correct number of significant figures: (a) 3.7793 x 8.324 x 7.4976 = ? (b) 10.4071 +66.1441 +12.515 = ? (c) (7.971 x 10¹7) (3.75 x 10³)/7.8416 = ? (Report answer in exponential notation.)arrow_forwardExpress the results of the following additions and subtractions to the proper number of significant figures. All of thenumbers are measured quantities.(a) 245.876+ 4.65+ 0.3678 =(b) 798.36 - 1005.7 + 129.652 =(c) 7.98 × 1017 + 6.472 × 1019 =(d) (4.32 × 10-15) - (6.257 × 10-14) - (2.136 × 10-13) =arrow_forward1A)convert 6.020x10^-3 to decimal notation 1b) convert 15,000,000 to scientific notation. 2) perform the following calculation show the answer in scientific notation. Round the coefficient to the correct number of Sig figs. (Select the best answer choice) (3.3x10^8)x (6.20x10^-3)=a) 2.05x10^6 b) 2.046x10^6 c) 20.46x10^5 d) 2,046,000 e)2.0x10^6arrow_forward
- A 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: (-8.9 x 10^4 N/(C^2x m^2) x ____=? N/(mc^2 x m^2)arrow_forwardComplete the following operations and write your answer with the correct number of significant figures. Use scientific notation when appropriate. 33,401 + 0.345 + 0.00667 + 25,555.1 =arrow_forwardThe quadratic formula is used to solve for x in equations taking the form of a quadratic equation, ax² + bx + c = 0. -b ± VB – 4ac X = quadratic formula: 2a Solve for x in the following expression using the quadratic formula. 2x + 21x – 5.3 = 0 Use at least three significant figures in each answer. X = and x =arrow_forward
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