2)
a)
33.3*25.4
= 845.82
= 846
b)
33.3 - 25.4
= 7.9
c)
(4.32*1.23) - 5.1
= 5.3136 - 5.1
= 0.2136
= 0.2
2. Compute the following numbers, applying the significant figure standards adopted for this text. a. 33.3...
Compute the following numbers, applying the significant figure rule adopted in this textbook. You may want to review (Pages 23-26) .Part A33.2 × 25.7Part B33.2-25.7
Individual effort; take home, 10 points. Show all your work for full credit (Due 01-22-19): (Refer to section 8 in Chapter 1. P.22) 1. How many significant figures does each of the following numbers have? a. 1.0621 b. 6210.00 c.6.21x10 d. 0.0621 e. 320 d. 8000 2. Compute the following numbers, applying the significant figure standards adopted for this text. a. 33.3 x 25.4 b. 33.3-25.4 c. (4.32 x 1.23) -5.1- 3. Express the following numbers and computed results in...
Correct II Review Here we learn how to use significant figures when multiplying Compute the following numbers, applying the significant figure rule adopted in this textbook. You may want to review (Pages 23-26) PartB 33.2-25.7 Submit Part C Previous
Significant Figure Questions 1. How many significant figures are in each of the following numbers? 2430 0.0251 3 1.010 x 10 243.0 0.0040 900.0 243 7063.1 2.7000 5.98 x 103 2. Using standard scientific notation express 0.14503 meters in: em with 2 signíficant figures km with 4 significant figures 3. Express the following in scientific notation: 6795 to three significant figures 0.42885 to four significant figures
1. Express the following numbers in correct scientific notation. 0.007230 -72800 308.70 2. How many significant figures are there in the following numbers? 650.00 102200 10. 45.034 2.60 x 1022 17.2010 3. Round off the following numbers to TWO significant figures. 34.459 0.07918227 700-2 6.854 x 10- 0.729
Zoller Company produces a dark chocolate candy bar. Recently, the company adopted the following standards for one bar of the candy: Direct materials (6.30 oz. @ $0.20) $1.26 Direct labor (0.08 hr. @ $18.00) 1.44 Standard prime cost $2.70 During the first week of operation, the company experienced the following actual results: a. Bars produced: 144,000. b. Ounces of direct materials purchased: 907,500 ounces at $0.21 per ounce. C. There are no beginning or ending inventories of direct materials. d....
Change these numbers to the correct amount of
significant figures based on the information given.
Table A. Enthalpies of Solution Initial Final molar mass moles volume mass of ΔΤ temp temp (C) AHsoln of solute of solute Solute of water (OC) (kJ/mol solute) (°C) (9) (g/mol) solute (mL) 110.98 100. 2.5 - 85 25.2 22.7 0.0123 1.3661 CaCl2 100 74.55 17 -1.8 18.9 20.7 0.0438 3.2689 KCI Table B. Enthalpy of Reaction AHom Final Initial moles volume of volume of...
Round off each of the following numbers to three significant digits, and express the results in standard scientific notation. a. 254,931 b. 0.00025615 c. 47.85 X 10^3 d. 0.08214 X 10^5
2. Approximate the following probabilities for sufficiently large n by applying CLT. Please provide answers using the standard CDF Φ(z) = P(Z 2) where Z ~ N(0,1), instead of real numbers. (a) For X Binomial(n, 1/4), P(X/Vn 0.5). (b) For X1, , , , Xn iid Uniform(0, 1), PK, < 2/(3 ) (c) For Y ~ χ2(n), P(Y < n).
The pdf of random variable X is shown in Figure P2.10.
The numbers in parentheses indicate area. (a) Compute the value
of A. (b) Compute P[2 <X< 4].
The answers should be: (a) 2.5053 (b) 0.4174
fx(x) 0 1 2 4. Figure P2.10 pdf of a Mixed RV