CHEM103 Bundled Exams 2023 with 100% complete solutions

Lewis Structures correct answersrepresents the transfer or the sharing of electrons in chemical bonds octet rule correct answersEVERY ATOM WANTS 8 ELECTRONS IN THEIR OUTERSHELL ionic bonding correct answerschemical bond formed through the transfer of one or more electrons from one atom or grou...

Atoms are made up of protons, neutrons, and electrons. The charge on an electron is ____ correct answers-1 Atoms are made up of protons, neutrons, and electrons. The charge on a neutron is ____ correct answers0 How many atoms are there in a single molecule of glucose (C6H12O6)? correct answers...

Matter correct answersAnything that occupies space and possesses mass Mass correct answersMeasure of the quantity of matter contained Weight correct answersRefers to the force which gravity exerts upon an object Substance correct answersForm of matter that has a definite composition and dis...

The rusting of a Nail is both a chemical and a physical change. True False correct answersTrue A rock on Mars would have the same mass if taken back to Earth. True False correct answersTrue The chemical symbol for gold is Ag. True False correct answersFalse In the Color Scheme o...

Which of the following is an example of a physical property? a. Ability to change color b. Flammability c. Density d. Solubility Exam 1 correct answersc. Density Which of the following is evidence of a chemical change? a. Releasing bubbles of gas b. Floating in water c. Crystallization ...

sig fig rules correct answers1) all nonzero numbers = significant 2) zeros b/w nonzero numbers = significant 3) leading zeros NOT significant 4) trailing zeros NOT significant - but are if decimal what do you need to cube when converting between cubic length units correct answerscube conversi...

What is an acid? correct answerssolution has an excess of H+ ions What is a base? correct answerssolution has an excess of hydroxyl ions (OH-) What is neutralization? correct answers-process where acid and base are mixed until they become neutral and the PH is 7. What are the two products o...

stoichiometric ratio correct answersthe ratio of the number of moles of one reactant or product to another reactant or product or product limiting reactants correct answersone or more reactants are completely consumed in the chemical reaction theoretical yield correct answersthe amount of prod...

A uniform combination of two or more pure substances can be classified as _____. correct answersa homogeneous mixture Which of these pure substances is an element? - C12H22O11 (sucrose, table sugar) - O2 - CH4 (methane, the primary component of natural gas) - NH3 (ammonia, a component of fe...

Addition reaction correct answersaddition of a molecule across a double bond Hydrolosis correct answersbreaking apart a molecule from addition of water Substitution reaction correct answersone or more atoms in a molecule are replaced with another atom or group of atoms hydration reaction co...

Applied Research correct answersA type of research that focuses on developing applications of knowledge gained through basic research. Basic Research correct answersA type of research that leads us to a greater understanding of how the natural world operates. Chemistry correct answersThe study...

Thermodynamics correct answersthe study of energy and its transformations Thermochemistry correct answersthe study of the relationships between chemical reactions involving heat. Kinetic energy correct answersenergy of motion: E=1/2mv^2 Potential energy correct answersenergy an object posse...

Which of the following processes are exothermic: 1) Adding magnesium to a solution of HCl 2) Water freezing on a cherry blossom 3) The reaction of H2 and O2 gases to form water correct answersAll In the "collapsing can" experiment demonstrated in class (where a small amount of water was adde...

accuracy correct answerscloseness of a measurement to its true value percision correct answershow closely repeated measurements agree with each other M correct answersmega 10^6 k correct answerskilo 10^3 c correct answerscenti 10^-2 m correct answersmilli 10^-3 μ correct answersmi...