CH221 Fall 2009 Exam 1 Key

CH221 Fall 2009 Exam 1 Key - Version A Chemistry 221 Fall...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
Version A Chemistry 221 Fall 2009 Midterm 1 Write you name on the back of the last page. 1. ______ ( 15 pts) 2. ______ ( 10 pts) 3. ______ ( 10 pts) 4. ______ ( 10 pts) 5. ______ ( 15 pts) 6. ______ ( 15 pts) 7. ______ ( 10 pts) 8. ______ ( 15 pts) __________ Total ( 100 pts)
Background image of page 1

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

View Full DocumentRight Arrow Icon
1. Nomenclature: Name or write the correct formula of the following compounds. W(NO 3 ) 6 Tungsten(VI) nitrate AgClO Silver hypochlorite N 2 O 5 dinitrogen hexoxide Sr 3 (PO 4 ) 2 Strontium Phosphate Lithium nitrite LiNO 2 Copper(I) oxide Cu 2 O Barium hydroxide Ba(OH) 2 Aluminum oxide trihydrate Al 2 O 3 . 3H 2 O 2. Convert -40.0°C into the more familiar °F. You may find these relationships useful: °C = 5/9*(°F - 32), K = °C + 273 . = -40.0°F
Background image of page 2
3. a) A recent order of sweet potato fries had 16.5 fries (one was sadly broken in half). Convert this number of fries into nanomoles of sweet potato fries. = 2.74x10
Background image of page 3

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

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 7

CH221 Fall 2009 Exam 1 Key - Version A Chemistry 221 Fall...

This preview shows document pages 1 - 4. Sign up to view the full document.

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