For a given input force, a ramp increases which of the following? a)height b)output force c)output work d) efficiency

If 3.00 g of titanium metal is reacted with 6.00 g of chlorine gas, cl2, to form 7.7 g of titanium (iv) chloride in a combination reaction, what is the percent yield of the product?

What is the percentage of hydrogen in nitrogen trihydride

If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?