How many grams of oxygen are needed to react completely with 200.0 g of ammonia, nh3? 4nh3 (g) + 5o2 (g) ®4no (g) + 6h2o (g)

a. 469.7 g

b. 300.6 g

c. 250.0 g

d. 3.406 g

e. 2.180 g?

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A cracker crushed in water will test positive with iodine but negative with benedict's solution. A cracker crushed in water has another chemical called amylase added to it.

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Which mixture can be separated by using the equipment shown below?

El agua de Mar es una mezcla homogenea o disolucion Y El agua corriente Y El aire Y LA lejia Y Los refrescos con gas Y El suero fisiologico Y Las monedas Y LA leche Y LA gelatina Y Los productos de higiene Y El merengue

The component which dissolves in a solution is called the ...