How many grams of Be are there in a sample of Be that contains the same number of moles as a 67.0 gram sample of Ca? grams of Be

What is the volume of the fluid in the graduated cylinder with accuracy and measured to the correct degree of precision? 41.2 ml 42.0 ml 41.23 ml 41.89 ml

12. calculate the hydroxide ion concentration of a solution with ph = 3.25. show all calculations leading to an answer

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?