These are “plug-in-the-number”

Introductory Chemistry 5
For each compound, list the correct formula and calculate the formula mass. (a) tin(IV) sulfate (b) nitrous acid (c) sodium bicarbonate (d) phosphorus pentafluoride

An Introduction to Chemistry 2
PROBLEM 18QP How many SO2 molecules are in 1.75 mol of SO2? How many sulfur atoms and oxygen atoms are there?

Fundamentals of Physics 10
In the return stroke of a typical lightning bolt, a current of 2.5 ' 104 A exists for 20 ms. How much charge is transferred in this event?

Sears and Zemansky's University Physics with Modern Physics 13
Problem 89CP Two students are canoeing on a river. While heading upstream, they accidentally drop an empty bottle overboard. They then continue paddling for 60 minutes, reaching a point 2.0 km farther upstream. At this point they realize that the bottle is missing and, driven by ecological awarenes

Glencoe Accounting: First Year Course, Student Edition 1
Preparing a Depreciation Schedule and Journalizing the Depreciation Adjusting Entry Quade Corporation bought a copy machine on January 7 of the current year for $2,360. It has an estimated useful life of five years and an estimated disposal value of $100. Instructions In your working papers: 1.

Biology 11
Which of the following elements is mismatched with its properties or function? (a) carbonforms the backbone of organic compounds (b) nitrogencomponent of proteins (c) hydrogenvery electronegative (d) oxygencan participate in hydrogen bonding (e) all of the above are correctly matched

Plant Systematics 3
How do the Cyperaceae and Juncaceae families differ in inflorescence, perianth, and fruit type?

Introductory Chemistry: A Foundation 9
Classify the following mixtures as heterogeneous or homogeneous. a. soil b. mayonnaise c. Italian salad dressing d. the wood from which the desk you are studying on is made e. sand at the beach