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Chemistry SSS2 First Term
Test

Chemistry SSS2 First Term Final Assessment

Chemistry SSS2 First Term Final Assessment

15 questions · 15 points possible

  1. 01

    Carbon disulfide is a liquid that can be used in the production of rayon and cellophane. It is manufactured from methane and elemental sulfur according to the following chemical equation: CH4 (g) + 4 S (s) ----- CS2 (l) + 2 H2S (g) How many moles of CS2 can be formed by the complete reaction of 10.6 mol of S?

    • 1mol
    • 10.6 mol
    • 2.65 mol
    • 42.4 mol
  2. 02

    What is the mass, in grams, of potassium in 12.5 g of K2Cr2O7 (molar mass = 294.40 g/mol)?

    • 1.66g
    • 78.2g
    • 8.80g
    • 3.32g
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