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According to the following reaction, what amount of Al2S3 remains when 20.00 g of Al2S3 and 2.00 g of H2O are reacted? A few of the molar masses are as follows: Al2S3 = 150.17 g/mol, H2O = 18.02 g/mol. Al2S3(s) + 6 H2O(l) → 2 Al(OH)3(s) + 3 H2S(g)

How many grams of Li3N can be formed from 1.75 moles of Li? Assume an excess of nitrogen. 6 Li(s) + N2(g) → 2 Li3N(s)

How many moles of oxygen are formed when 58.6 g of KNO3 decomposes according to the following reaction? The molar mass of KNO3 is 101.11 g/mol. 4 KNO3(s) → 2 K2O(s) + 2 N2(g) + 5 O2(g)

Give the net ionic equation for the reaction (if any) that occurs when aqueous solutions of K2CO3 and HBr are mixed.

What is the limiting reactant when 24.72 grams of copper (I) bromide is allowed to react with 26.40 grams of lead (II) oxide?  Assume that the reaction procedes according to the UNBALANCED reaction shown below. CuBr + PbO –> Cu2O + PbBr2

Which two systems coordinate all the digestive and absorptive processes?

Which statement about the absorptive system is FALSE?

The maintenance of constant internal conditions by the body’s control systems is called ________.

Adding calcium to an orange juice product is an example of nutrient ____.

Statements that characterize the relationship between a nutrient or other substance in a food and its role in the body is known as: