A bowling ball with a force of 42.8 lbs hits the pins. The area that the ball strikes the pins with is 9.0 in2, what pressure does the ball exert in lbs/in2?

Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?

Suppose that a certain fortunate person has a net worth of $71.0 billion ($7.10×1010). if her stock has a good year and gains $3.20 billion (3.20×109) in value, what is her new net worth?

How many moles of no2 will form when 3.3 moles of cu are reacted with excess hno3?