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Determine the number of moles

Hello, I really don't understand how to find the grams of moles in some of these reactions. If someone could help I would
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2. asked by Anonymous
3. 649 views
Thank you for your reply. The Zn in grams 1.80= .028 moles Zn and Cl in grams 0.90= .025 moles ClThe question was: What is the
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2. asked by Madison
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Determine the number of moles of air present in 1.35 L at 100. kPa and 23.0°C (R = 8.317 liter•kPa/mol•Ka) 0.0548 mol b)
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2. asked by Veronica
3. 953 views
I can not determine the answer for this problem...can someone please help me?Determine the number if moles of MgO that form from
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2. asked by Jessica
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Is this correct? What is the experimental empirical formula of zinc chloride?Determine the simplest whole number ratio of moles
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2. asked by Madison
3. 2,710 views
Determine the number of moles of N2 that are required to produce 12 mol of NH3 using the equation, N2 + 3H2 --> 2NH3.12 mol NH3
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2. asked by Beth
3. 1,909 views
A solution whose molarity was found to be 0.5molar contain A, B, &S what is the mole friction of S given that is no S number
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2. asked by Nddii
3. 647 views
A solution whose molarity was found to be 0.5molar contain A, B, &S what is the mole friction of S given that is no S number
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2. asked by Nddii
3. 383 views
Determine the # of moles of Al2S3 that can be prepared by the reaction of 0.400 moles of Aluminum with 0.700 moles of Sulfur,
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2. asked by Denise
3. 632 views
When magnesium chloride (MgCl2) is dissolved in water, which statement must be true?(1 point)Responses The number of moles of
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