An experiment used silver nitrate to differentiate between 2 anions of sodium salt, 2.25g of a yellow ppt. soluble in ammonia solution produced. what is the anion and calculate the mass of silver nitrate used during experiment (Ag=108 , N=14 , O=16 , P=31)

In france, grapes are 1.95 euros per kilogram. what is the cost of grapes, in dollars per pound, if the exchange rate is 1.14 dollars/euro? (2.6)

What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees celsius to a solid at the same temperature? melting point of substance y = 35 degrees c; δhvaporization = 3.67 j/mol; δhfusion = 3.30 j/mol. mwsubstance y = 28.22 g/mol. −12.4 j −3.51 x 102 j 1.24 x 101 j 351 j

Which element forms a compound with chlorine with the general formula mci?