Chem 120 exam 2 2025 - Study guides, Class notes & Summaries

CHEM 120 Exam 1 | Questions and Correct Answers | Latest Update 2024/2025 | 100% Pass Celsius formula - Answer -C= (F-32)/1.8 Kelvin formula - Answer -K=C+273.15 density formula and units - Answer -D (g/mL, g/L, Kg/m^3)= M (kg) / V (m^3, cm^3, L , mL) Precision - Answer -a measure of how close a series of measurements are to one another Accuracy - Answer -how close a measurement is to the true value Law of Conservation of Energy - Answer -Energy cannot be created or destroyed kinetic...

CHEM 120 WEEK 8 FINAL EXAM 2 LATEST VERSIONS 2024- 2025 ACTUAL EXAM 150 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES How many bonds can nitrogen have? Which rule or principle should be used? A) Five bonds; octet rule. B) Three bonds; octet rule. C) Three bonds; the Hund's rule. D) Five bonds; the Aufbau Principle. - Answer️️ -B When two hydrogen atoms meet, they will attract to each other and form a bond (and a H2 molecule). Why? A) Because electrons like to stay togethe...

ACS Gen Chem 1 Exam Questions and Answers | 100% Pass The molecule ::O=C=:N-H has been detected in gas clouds between stars. The predicted C-N-H bond angle is about 90 109 120 180 - ️️ Correct-120 When the carbon-carbon bonds in ethane (C2H6), ethane (C2H4), benzene (C6H6), are arranged in order of increasing length (shortest bonds first), what is the correct order? C2H6 < C2H4 < C6H6 C2H4 < C2H6 < C6H6 C6H6 < C2H4 < C2H6 C2H4 < C6H6 < C2H6 - ️️ Corre...

PMHNP Exam Study Guide with Complete Solutions Autosomal Dominant - Answer-Genetic inheritance, is more rare (i.e. Huntington's disease), is present in more than one generation. Autosomal Recessive - Answer-Expressed in one generation, inherited from unaffected parent, is more common. CAGE Questionnaire - Answer-For substance abuse, Cut, Annoyed, Guilty, Eye opener Suicidal Risk Assessment - Answer-SLAP: Social support, Lethality, Access to means, Plan and previous attempts, & family ...