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127.1 g Cu combines completely

In ammonia, 14g of nitrogen combines completely with 3g of hydrogen. How many grams of hydrogen are needed to combined
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2. asked by Please help
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A 20.9 g sample of nitrogen gas combines completely with 4.5 g of hydrogen gas to form ammonia. What is the mass of ammonia
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2. asked by sasha
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calculate the percent composition of the compound that forms when 222.6 g nitrogen combines completely with 77.4g oxygen.
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2. asked by mike
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How does solid rock become soil?It falls apart and combines with particles in the air. It breaks down and combines with water,
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2. asked by HELP ME PLZ I NEED MY GRADE TO GO UP!!
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127.1 g Cu combines completely with 32.1 g S to form a compound. What is the percent composition of this compound?A. 20% Cu; 80%
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2. asked by shana
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A compound is formed when 12.2 g Mg combines completely with 5.16 g N. What is the percent composition of this compound? Please
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2. asked by Anonymous
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A 40.0g SAMPLE OF AN ELEMENT COMBINES COMPLETELY WITH ANOTHER ELEMENT TO MAKE 112.2 OF A COMPOUND. WHAT MASS OF THE SECOND
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2. asked by pat
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WHEN A 50.0g SAMPLE OF AN ELEMENT COMBINES COMPLETELY WITH ANOTHER ELEMENT TO MAKE 78.4g OF A COMPOUND. WHAT MASS OF THE SECOND
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2. asked by pat
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61.8g of A combines with 80g of B.30.9g of A combines with 106.5g of C, B and C combine to form compound CB2.atomic weight of C
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2. asked by Animesh swain
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If 60.2 grams of Cu combines completely with 24.0 grams of Cl to form a compound, what is the percent composition of Cu in the
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