HW 2 & 3 A - Cheung, Anthony Stoich 1 Due: Oct 28...

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1 This print-out should have 20 questions. Multiple-choice questions may continue on the next column or page – fnd all choices beFore answering. The due time is Central time. 001 (part 1 oF 1) 10 points Cobalt(III) oxide would be the label For 1. Co 3 O. 2. CoO 3 . 3. CoO. 4. Co 3 O 2 . 5. Co 2 O 3 . 002 (part 1 oF 1) 10 points Give the Formula For aluminum hydroxide. 1. AlOH 2. Al(OH) 3 3. AlOH 3 4. AlH 3 003 (part 1 oF 1) 10 points How many hydrogen atoms appear in the For- mula oF ammonium sulFate? 1. 8 atoms 2. 10 atoms 3. 6 atoms 4. 4 atoms 5. 2 atoms 004 (part 1 oF 1) 10 points What is the correct Formula For copper(II) nitrate? 1. CuN 2 2. Cu(NO 3 ) 2 3. Cu(NO 2 ) 2 4. Cu 2 NO 2 5. CuNO 3 6. Cu 2 N 7. Cu 2 NO 3 8. CuNO 2 005 (part 1 oF 1) 10 points Which compound has the wrong chemical For- mula? 1. Ba 3 (PO 4 ) 2 2. Mg(OH) 2 3. CaOH 4. (NH 4 ) 2 SO 4 006 (part 1 oF 1) 10 points Choose the Formula For the compound potas- sium dichromate. 1.
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HW 2 & 3 A - Cheung, Anthony Stoich 1 Due: Oct 28...

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