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# 4.) (20 pts) There is 3.88 mass % solution of HNO3. Density of that solution is 1.00 glmL. Find: a ) Amount (g) of HNO3 in 200 mL of that solution b:) Molarity (M) ...

## Question

###### 4.) (20 pts) There is 3.88 mass % solution of HNO3. Density of that solution is 1.00 glmL. Find: a ) Amount (g) of HNO3 in 200 mL of that solution b:) Molarity (M) of that solution(show all work)5.) (25 pts) Find T final in (*C) - if 1.23 kg of Fe(s) is heated starting from 22*C , and 33.76 kJ is used. Specific Heat of Fe(s) 0.45 (Jlg *C)(show all work)6.) ( 10 pts) Some of the next statements are wrong, circle them: a. ) Shell 'n=3' never contains 'd' subshell b.) Shell 

4.) (20 pts) There is 3.88 mass % solution of HNO3. Density of that solution is 1.00 glmL. Find: a ) Amount (g) of HNO3 in 200 mL of that solution b:) Molarity (M) of that solution (show all work) 5.) (25 pts) Find T final in (*C) - if 1.23 kg of Fe(s) is heated starting from 22*C , and 33.76 kJ is used. Specific Heat of Fe(s) 0.45 (Jlg *C) (show all work) 6.) ( 10 pts) Some of the next statements are wrong, circle them: a. ) Shell 'n=3' never contains 'd' subshell b.) Shell 'n=3' always contains 'd" subshell C: ) Shell 'n=3' may contain 'd" subshell Subshell 'p' contains max 6 electrons, but it may contain less than 6 e:) Ground State configuration of atom 'Na' has no 'd" Subshell 7.) ( 15 pts) Write: a.) Full electron configuration Valence shell electron configuration c) [Noble gas] Valence shell electron configuration

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