Assignments

Sunday	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday
27	28 polyatomic ion formula 11:59 PM How many atoms are there in the compound MgCO3? 11:59 PM	1 Which is the correct formula for: three hydrogen (H) one sulfur (S) four oxygen (O) 11:59 PM	2	3	4 Bonding project 11:59 PM	5
6	7	8	9	10 How many atoms are there TOTAL in: H2SO4 11:59 PM Calculate the molar masses of each of the following compounds. Show your work and always include units. 1. Ca3P2 2. Ca(OH) 2 3. Na2SO4 4. CaSO4 11:59 PM	11 What is the molar mass of table salt (NaCl)? answer choices 3:05 PM Calculate the molar masses of each of the following compounds. Show your work and always include units. 5. (NH4) 2SO4 6. Zn3(PO4) 2 7. Mg(NO3) 2 8. KCl 9, H2O 10. Cr2O7 11:59 PM	12
13	14 Calculate the percentage composition of each of the following compounds. Show your work and always include units. 4. CaSO4 Mass of % O 5. (NH4) 2SO4 Mass % of H and N 6. Zn3(PO4) 2 Mass % of Zn 7. Mg(NO3) 2 Mass % of Mg 8. KCl Mass % of K 9. H2O Mass % of O 10 . LICl Mass % of Li 11:59 PM	15	16	17	18	19
20	21 chemical reaction 11:59 PM	22 basic chemical reaction 11:59 PM	23 law of conservation 11:59 PM	24 Provides evidence that a chemical reaction has occurred. 3:05 PM	25 What does the Law of Conservation of Mass state? answer choices 11:59 PM basic chemical reaction quiz 3:05 PM	26
27 https://www.innerorbit.com/schools/students/?qid=14865 11:59 PM	28 a substance that is formed as the result of a chemical reaction answer choices 3:05 PM classwork balancing equation 11:59 PM	29 What is the number before a chemical formula called? Example: 2H2 + O2 ---> 2H2O answer choices 3:05 PM	30 Balance this equation: H2 + Cl2 ---> HCl answer choices 3:05 PM	31 balancing chemical equation 11:59 PM chapter quiz 2:59 PM	1 How many HCl molecules do you need to balance this equation? Mg + __HCl ---> MgCl2 + H2 answer choices 11:59 PM	2