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6. a. What is the mass in grams of 0.308 moles of Pt? b. If a sample of an element has a mass of 80.2grams and contains 1.78moles, what is the element? c. How many moles is 20.0 grams ofCd? d. A 0.610 mole sample of an element has a mass of 86.0 grams. Identify the element and enter its atomic symbol in the answer cell. a reduction reaction. → 21-

6. a. What is the mass in grams of 0.308 moles of Pt? b. If a sample of an element has a mass of 80.2grams and contains 1.78moles, what is the element? c. How many moles is 20.0 grams ofCd? d. A 0.610 mole sample of an element has a mass of 86.0 grams. Identify the element and enter its atomic symbol in the answer cell. a reduction reaction. → 21-

Chemistry by OpenStax (2015-05-04)
Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter3: Composition Of Substances And Solutions
Section: Chapter Questions
Problem 26E: Diamond is one form of elemental carbon. An engagement ring contains a diamond weighing 1.25 carats...
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6. a. What is the mass in grams of 0.308 moles of Pt? b. If a sample of an element has a mass of 80.2grams and contains 1.78moles, what is the element? c. How many moles is 20.0 grams of Cd? d. A 0.610 mole sample of an element has a mass of 86.0 grams. Identify the element and enter its atomic symbol in the answer cell. a reduction reaction. → 21-
Transcribed Image Text:6. a. What is the mass in grams of 0.308 moles of Pt? b. If a sample of an element has a mass of 80.2grams and contains 1.78moles, what is the element? c. How many moles is 20.0 grams of Cd? d. A 0.610 mole sample of an element has a mass of 86.0 grams. Identify the element and enter its atomic symbol in the answer cell. a reduction reaction. → 21-
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