Calcula la masa atómica del litio sabiendo que está formado por una mezcla de Li₆ y Li₇. La abundancia de Li₇ es del 92,40 %. La masa isotópica del Li₆ es 6,0167 u y la del Li₇ vale
7,0179 u.

Calculate - analysis of compound composed of iron and oxygen yields 174.86 of fe and 75.14g of o. what is the empirical formula for this compound?

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false

You open a can of soda at room temperature and hear a hiss. which of the following factors has changed inside the container? a.) atmospheric pressure b.) temperature of gas c.) type of gas d.) amount of gas