General Chemistry 106 Exam 1 Chapters 1-2 Review Practice Questions (Exam 9/16/19) 2023 Updated,General, Organic, and Biological Chemistry Smith Exam 4 (Ch 8-10) Dominican University Latest Update 2023,General, Organic,Chem 120A General,General, Organic,

Which of the following is a heterogeneous mixture? a) Oxygen b) Ammonium sulfide c) Soda pop (e.g. Coke or Slice) d) A bowel of milk and cereal - ANS-d) A bowel of milk and cereal Which of the following salts would be insoluble in water? a) Ammonium chloride b) Silver nitrate c) Lead (I) bro...

intermolecular forces - ANS-forces of attraction between molecules London dispersion forces - ANS-very weak interactions due to the momentary changes in electron density in a molecule dipole-dipole forces - ANS-the attractive forces between the permanent dipoles of two polar molecules hydroge...

Chemistry - ANS-The study of the composition, structure, properties, and reactions of matter Scientific Method - ANS-The process of making observations, proposing a hypothesis, testing the hypothesis, and developing a theory that explains a natural event 1. Observation 2. Hypothesis 3. Exper...

Chemistry - ANS-the study of matter—its composition,properties, and transformations Matter - ANS-anything that has mass and takes up volume (stuff) The Solid State - ANS-Has a definite volume Maintains shape regardless of its container Particules lie close together in a regular pattern The Li...

Which of the following elements has only 12 protons - ANS-Mg Which of the following elements is a noble gas - ANS-Kr Which is the identity of the element in Period 5 and Group 2? - ANS-Sr How many neutrons are present in Ne-22 - ANS-12 How many protons and electrons are present in 0^2-? - ANS-8 ...

How many significant figures are there in the following number: 0.00458 g? - ANS-3 Which of the following elements has a filled valence shell? - ANS-Ne α-D-glucose and β-D-glucose are: - ANS-Anomers The correct name for Cr2O3 is: - ANS-Chromium(III) oxide Glucose - ANS-The most abundant monosa...

Which is not an example of a pure substance? A. Sugar B. Air C. Aluminum foil D. Water E. A block of dry ice - ANS-Air Which one of the following substances is a pure substance? A. ranch dressing B. table salt C. soda pop D. tap water E. None are pure substances - ANS-Table salt Which o...

What is the correct scientific notation for 200,000? - ANS-2 x 10*5 What is the correct scientific notation for 10000? - ANS-1 x 10*4 What is the meaning of 4.32 x 10-2? - ANS-0.043*2 What is the meaning of 4.32 x 103? - ANS-4320 Arrange the following values from smallest (top) to largest (botto...

How many secondary carbons are in the street team molecules C4H10? - ANS-2 How many covalent bonds doesn't nitrogen form in an organic compound? - ANS-The number of Covalent bonds varries in forms varries from compound to Compound How many hydrogen atoms are present in a cyclic alkane with 6 ca...

An exergonic reaction is always spontaneous - true an enzyme is a biological catalyst - true conversion of an alcohol to a ketone involves oxidation - true a ketone is a what - oxygen double bonded to a carbon glycogen is the storage polysaccharide in animals - true a triglyceride contains thre...

Chapter 1: Chemistry and Measurements 1) The measurement 0.000 0043 m, expressed correctly using scientific notation, is A) 4.3 × 10-7 m. B) 4.3 × 10-6 m. C) 4.3 × 106 m. D) 0.43 × 10-5 m. E) 4.3 m. 2) Which of the following numbers contains the designated CORRECT number of significant f...