Chemistry 101 Latest Exam With Verified Answers 2024|2025

Chemistry 101 Latest Exam With Verified Answers 2024|2025 Strong Acids Correct Answer: undergo complete ionization: HI HBr HCl HNO₃ HClO₃ HClO₄ H₂SO₄ Strong Bases Correct Answer: do not undergo complete ionization: KOH NaOH LiOH CsOH RbOH Ba(OH)₂ Ca(OH)₂ Sr(OH)₂ Strong Electrolytes Correct Answer: conduct electricity and undergo complete dissociation: HCl HNO₃ HClO₄ H₂SO₄ NaOH Ba(OH)₂ Weak Electrolytes Correct Answer: conduct some electricity and undergo some dissociation: CH₃COOH HF HNO₂ NH₃ H₂O Non-Electrolytes Correct Answer: do not conduct electricity and may undergo complete/some dissociation: (NH₂)₂CO (urea) alcohols sugars Soluble Compounds Correct Answer: Insoluble Compounds Correct Answer: Accuracy vs Precision Correct Answer: A- how close to a target value P- how close the measurements are to each other (not necessarily the target value) Temperature Conversions Correct Answer: C-F: (C)(9/5)+32 F-C: (F-32)(5/9) C-K: C+273.15 Kinds of Energies Correct Answer: thermal- from random motion of molecules radiant- from sun chemical- from bonds of substances nuclear- from neutrons and protons potential- from object's position Unit Ladder Correct Answer: 10^18 E-exa 10^15 P-peta 10^12 T-tera 10^9 G-giga 10^6 M-mega 10^3 k-kilo 10^2 h-hecto 10^1 da-deka - 10^-1 d-deci 10^-2 c-centi 10^-3 m-milli 10^-6 -micro 10^-9 n-nano 10^-12 p-pico 10^-15 f-femto 10^-18 a-atto Conversions of Units Correct Answer: 671 kg - ___mg (big unit) - (small unit) (3) - (-3) = +6 *always subtract* 671,000,000 becomes 6.71x10^8 OR: 43 cm - ___km (small unit) - (big unit)