08-09-2016
Chemistry

contestada

A hydrogen-filled balloon was ignited and 2.10 g of hydrogen reacted with 16.8 g of oxygen. How many grams of water vapor were formed? (Assume that water vapor is the only product.)

Respuesta :

09-09-2016

hydrogen + oxygen --> water
2,1g + 16,8g = x
x = 18,9g

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