Q.1 A sample of an unknown compound was analyzed and was found to contain 0.0894 moles of silver and 0.0447 moles of sulfur. What is the formula of the compound? What is the name of the compound?
Q.2 A sample of an unknown compound was analyzed and was found to contain 1.49 grams of iron and 6.37 grams of bromine. What is the formula of the compound? What is the name of the compound?
Q.3 A sample of an unknown compound was analyzed and was found to contain 0.351 grams of water and 1.27 grams of CoCl2. What is the formula of the compound (written as a hydrate)?
Q.4 Convert 0.1825 moles of strontium nitride to masses in grams.