Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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The SI prefix cgnti represents:
(A) 0.1
1.
(В) 0.01
(С) 10
(D) 100
2.
Which of the following is a covalent compound?
(А) КС
(В) NHACI
(C) NH3
(D) LINO3
Solids are characterized as having a(n)
(A) definite, compressible
(C) definite, incompressible
3.
shape and are
(B) indefinite, compressible
(D) indefinite, incompressible
Which of the following is a chemical change?
(A) melting an ice
(C) boiling an egg
4.
(B) dissolving sugar in water
(D) boiling water
Which of the following has the element name and symbol correctly matched?
(A) P, potassium
(C) Mg, manganese
5.
(B) Sb, antimony
(D) Ag, gold
What is the volume of a 12.2 g piece of metal with a density of 9.43 g/cm?
(B) 12.2 cm3
6.
(A) 1.29 cm?
(C) 0.773 cm
(D) 115 cm
The number 1.500 x 106 has how many significant figures?
(C) 3
7.
(A) 2
(В) 4
(D) 6
8.
The answer to the following calculation has how many significant figures?
4.351 x 0.280 =
O Focus
w
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