Express the answers to the following calculations in scientific notation: (a) 145.75 + (2.3 10-1) (b)

Question:

Express the answers to the following calculations in scientific notation:
(a) 145.75 + (2.3 × 10-1)
(b) 79,500 ÷ (2.5 × 102)
(c) (7.0 × 1023) - (8.0 × 10-4)
(d) (1.0 × 104) × (9.9 × 106)

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Chemistry

ISBN: 978-0077274313

10th edition

Authors: Raymond Chang

See More Books

Question Posted: May 03, 2016 02:44 AM

See More Questions

The masses of four sugar cubes are measured to be 25.3 g, 24.7 g, 26.0 g, and 25.8 g. Express the answers to the following questions in scientific notation, with standard SI units and an appropriate...
A flea hops in a straight path along a meter stick, starting at 0.7 cm and making successive jumps, which are measured to be 3.2 cm, 6.5 cm, 8.3 cm, 10.0 cm, 11.5 cm, and 15.5 cm. Express the answers...
The volume of a sphere is given by the formula 4/3r3 where r is the radius of the sphere. The average density of an object is simply the ratio of its mass to its volume. Using the numerical data...
Use the information in Figure to answer the following questions: a. What is the six-month forward rate for the Japanese yen in yen per U.S. dollar? Is the yen selling at a premium or a discount?...
Because of the way a firm is organized, different managers (representing different regions or products) might negotiate with the same customer. Moreover, the customers profit profile may not be the...
How do food service managers benefit from using the uniform system of accounts appropriate for their operation?
To model the relationship between y, a dependent variable, and x, an independent variable, a researcher has taken one measurement on y at each of three different x-values. Drawing on his mathematical...
An aqueous slum? at 30?C containing 20.0 wt% solids is fed to an evaporator in which enough water is vaporized at 1 atm to produce a product slurry containing 35.0 wt% solids. Heat is supplied to the...
The Megamart corporation has collected data on Barbecue (BBQ) sales from March 2009 to April 2011. Your boss has asked you to compile the data to make it useful. Use the Excel Megamart Case File to...
1. Use appropriate descriptive statistics to summarize the transmission failure data. 2. Develop a 95% confidence interval for the mean number of miles driven until transmission failure for the...
Express the following numbers as decimals: (a) 1.52 10-2, (b) 7.78 10-8.
What is the number of significant figures in each of the following measurements? (a) 4867 mi (b) 56 mL (c) 60,104 ton (d) 2900 g (e) 40.2 g/cm3 (f) 0.0000003 cm (g) 0.7 min (h) 4.6 1019 atoms
In 2005, Sheila Newman decided to invest a large amount of her savings. Having little knowledge of investments, she researched companies online and decided to buy an annuity from National Western...
Notation Using the weights (Ib) and highway fuel consumption amounts (mi/gal) of the 48 cars listed in Data Set 35 "Car Data" of Appendix B, we get this regression equation: = 58.9 - 0.00749x, where...
Week 11-Final Exam: Chapters 5-7 Question 15 of 30 -135 Current At in Ppm 06-20 10%.onthe 1110077 OORE Textbook and M DOLL F T 19 19 Q w A R T Y 3 . 9 4 S D 4 G H A L x N M Cu T
We have two samples: sample 1 n= 39 -X= 98.2 S= 15.9 sample 2 n=31 -X=119.2 S= 23.0 begin testing whether u1
Discuss charitable purpose trusts under Section 3(1), Charities Act 2011.
Amadeus Corporation is considering the issue of a new product to be added to its product mix. They hired you, a recent business graduate from MacEwan, for conducting the analysis. The production line...
Draw a Fischer projection for the aldaric acid, and a structure of the 1,4-lactone, derived from the oxidation of (a) D -galactose; (b) D -mannose.
The Ranch 888 Noodle Company sells two types of dried noodles:ramen, at $6.50 per box, and chow fun, at $7.70 per box. So farthis year, the company has sold a total of 110,096 boxes ofnoodles,...
The normal boiling point of hexane is 69.0C. Estimate (a) Its enthalpy of vaporization and (b) Its vapour pressure at 25C and 60C.
Calculate the melting point of ice under a pressure of 10 MPa. Assume that the density of ice under these conditions is approximately 0.915 g cm-1 and that of liquid water is 0.998 g cm-1.
Show that for a van der Waals gas, Cp,m Cv,m = R 1/ = 1 (3Vt 1)2/4V3tTt and evaluate the difference for xenon at 25C and 10.0 atm.
3 . Accounting.. How does depreciation impact financial statements, and what are the different methods of depreciation?
NEED THIS EXCEL TABLE ASAP PLEASE!!!! Presupuesto Operacional y C lculo del COGS Ventas Proyectadas: Ventas Proyectadas: $ 4 5 0 , 0 0 0 Precio por unidad: $ 4 5 0 Unidades vendidas: 4 5 0 , 0 0 0 4...
The wash sale rules apply to disallow a loss on a sale of securities_______? Only when the taxpayer acquires substantially identical securities within 30 days before the sale Only when the taxpayer...

Express the answers to the following calculations in scientific notation: (a) 145.75 + (2.3 10-1) (b)

Question:

Step by Step Answer:

a 14575 23 10 1 14575 023 14598 10 2 ...View the full answer

Chemistry

Students also viewed these Organic Chemistry questions