Lecture_Notes_091609a

Lecture_Notes_091609a - Lecture Note

Info iconThis preview shows pages 1–6. Sign up to view the full content.

View Full Document Right Arrow Icon
Chem 105a Exam 1 Review 09/16/09
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Chapter 1 #34 Parts e and f z e. z f. () = × 23 10 022 . 6 00728 . 1 00866 . 1 = × × × × 100 10 875 . 9 10 795 . 9 10 875 . 9 2 2 2
Background image of page 2
Chapter 1 #62 z Mercury poisoning is a debilitating disease that is often fatal. In the human body, mercury reacts with essential enzymes leading to irreversible inactivity of these enzymes. If the amount of mercury in a polluted lake is 0.4 μ g Hg/mL, what is the total mass in kilograms of mercury in the lake? (The lake has a surface area of 100 mi2 and an average depth of 20 ft.)
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Chapter 3 #108 z Many cereals are made with high moisture content so that the cereal can be formed into various shapes before it its dried. A cereal product containing 58% H 2 O by mass is produced at a rate of 1000. kg/h. What mass of water must be evaporated per hour of the final product contains only 20.% water?
Background image of page 4
Chapter 3 #132 z A 2.25 g sample of scandium metal is reacted with excess hydrochloric acid to produce 0.1502 g hydrogen gas. What is the formula of the scandium chloride produced in the reaction?
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Image of page 6
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Page1 / 8

Lecture_Notes_091609a - Lecture Note

This preview shows document pages 1 - 6. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online