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?

Which is the correct formula for iron 3 sulfate

The density of water is 62.4 lb/ft3. If a swimming pool holds 10,000 gallons of water, the weight of water in the pool is lbs. (231 in3 per gallon; 1728 in3 per ft3) (Only place the numerical value in blank) (Round to the nearest whole number)

Why would the cell membrane shrink when the cells were placed in the 4% salt solution?

Gunther needs a 75% concentrated solution. When making his solution at room temperature, he could only make a solution that was 70% before the solute settled out. What could he do to make his solution reach 75%?

Which of the following is an example of a cycle theme in science?

If maltose undergoes hydrolysis what subunits does it results to?

Find the total mass of three diamonds that have masses of 14.2 grams, 8.73 grams, and 0.912 gram

What is the correct equilibrium constant expression for this equation? 2C0F, (g) CO2 (g) + CF_ (g)

Write the mathematical expression that allows you to solve for the oh - concentration in water when you know only the h3o + concentration.

How much energy is needed to melt 47.6g of water