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Factors that affect rate of reactions (4) - Correct Answer temperature, physical state, reactant concentration, presence of a catalyst Average rate of appearance/disappearance - Correct Answer rate = ΔA/ΔT (negative if it asks for appearance and it's disappearing) Graphical representation of first order - Correct Answer ln[A] straight line negative slope Graphical representation of second order - Correct Answer 1/[A] straight line positive slope First order intedrated rate...

Type or compounds in organic chemistry - Correct Answer carbon Hybridization states - Correct Answer sp3=tetrahedral=109.5 sp2=trigonal planar=120 sp=linear=180 4 hydrocarbons - Correct Answer alkanes alkenes alkynes aromatic hydrocarbons alkanes - Correct Answer only single bonds saturated (as many H as possible) the only van der Waals force=London dispersion force boiling point increases with length of chain sp3- only sigma bonds-free rotation about c-c bonds unreact...

Active Metal - Correct Answer a metal that reacts with water at room temperature Coulomb - Correct Answer SI unit of electric charge first law of thermodynamics - Correct Answer Energy cannot be created or destroyed. It can only change form. Non Spontaneous - Correct Answer Needs push from outside source, uphill, consumes energy from surroundings Spontaneous - Correct Answer does not need energy from an outside source, downhill, supplies ev=nergy to surroundings Ampere -...

Chapter E - Correct Answer ... What symbol is used to represent the factor 10^−9 ? A. n B. μ C. M D. m - Correct Answer A. n The factor 10^6 corresponds to which prefix? A. deka B. mega C. milli D. deci - Correct Answer B. mega What decimal power does the abbreviation giga represent? A. 1 × 10^9 B. 1 × 10^-3 C. 1 × 10^-1 D. 1 × 10^3 E. 1 × 10^-9 - Correct Answer A. 1 × 10^9 Meter is a measure of A. volume B. time C. length D. temperature E. mass - C...

Factors that affect rate of reactions (4) - Correct Answer temperature, physical state, reactant concentration, presence of a catalyst Average rate of appearance/disappearance - Correct Answer rate = ΔA/ΔT (negative if it asks for appearance and it's disappearing) Graphical representation of first order - Correct Answer ln[A] straight line negative slope Graphical representation of second order - Correct Answer 1/[A] straight line positive slope First order intedrated rate...

Cu+ - Correct Answer copper (I); cuprous Cu²⁺ - Correct Answer Copper (II), cupric Fe²⁺ - Correct Answer Iron (II), ferrous Hg₂²⁺ - Correct Answer Mercury (I); mercurous Hg²⁺ - Correct Answer Mercury (II), mercuric Sn²⁺ - Correct Answer Tin (II), stannous Pb²⁺ - Correct Answer Lead (II), plumbous Sn⁴⁺ - Correct Answer Tin (IV), stannic Pb⁴⁺ - Correct Answer Lead (IV), plumbic Fe³⁺ - Correct Answer Iron (III), ferric ...

Does oxidation or reduction happen at the anode? - Correct Answer Oxidation Strongest IM Force observed in water? - Correct Answer H bonding Strongest IM Force observed in BF3? - Correct Answer London Dispersion b/c it is non-polar and symmetrical Strongest IM Force in C6H14? - Correct Answer London Dispersion b/c non polar Which molecular halogen has the highest boiling point? a) F2 b) Cl2 c)I2 - Correct Answer c) I2 b/c it is the biggest molecule Does a long chain...

how do you determine unknown flame tests? - Correct Answer electrons exist in energy levels with atoms, each element has a different energy level system, making each element release unique colors produced from energy how many lines does mercury produce under a spectroscope? - Correct Answer 4; violet, blue, green, and yellow how many lines does hydrogen produce under a spectroscope? - Correct Answer 3; violet, blue, and red how does white light separate? - Correct Answer into th...

calcium bromide - Correct Answer CaBr2 Iron (iII) Nitrate - Correct Answer Fe(NO3)3 Li2O - Correct Answer lithium oxide Tin (IV) Chromate - Correct Answer Sn(CrO4)2 Pb(CO3)2 - Correct Answer lead(IV) carbonate Fe2(SO4)3 - Correct Answer iron (III) sulfate This type of bonding occurs when only non-metallic elements combine - Correct Answer covalent bonding The alloy called pewter is an example of a substance with this type of bonding - Correct Answer metallic ...

You add tea to a glass of hot water. A number of changes can be observed, we will call these "macroscopic" observations. Which of these changes can you observe? - Correct Answer Getting cooler, color, smell There are also submicroscopic changes taking place in the teas. These cannot be detected with any of our five senses, but given the macroscopic changes we have seen, and our hypothesis about the structure of matter, we might be able to surmise what is happening. Which of the following ...

Which inter-molecular attraction is found in all molecules - Correct Answer London Dispersion Convert 45C to degrees Kelvin - Correct Answer 318K What type of solid structure do most ionic compounds have? - Correct Answer crystalline What is true according to the kinetic-molecular theory of gases? - Correct Answer A gas consists of many particles (atoms or molecules) moving about at random The average kinetic energy of gas particles is proportional due to their Kelvin temperatu...

Pure substance and mixtures - Correct Answer two categories all matter is broken into Elements and compounds - Correct Answer two categories of pure substances Homogeneous and heterogeneous - Correct Answer two categories of mixtures compound - Correct Answer can be broken down into simpler means by chemical means homogeneous mixture - Correct Answer appears same throughout heterogeneous mixture - Correct Answer 2+ visually distinguishable phases atoms - Correct Ans...

Supernatant - Correct Answer a liquid lying above a sediment (floating on the surface) Tare - Correct Answer counterweight consisting of an empty container that is used as a counterbalance to obtain net weight Filtrate - Correct Answer the product of filtration Molecular Formula - Correct Answer a chemical formula based on analysis and molecular weight Empirical Formula - Correct Answer a chemical formula showing the ratio of elements in a compound rather than the total num...

The Metric prefix kilo- has a decimal equivalent of - Correct Answer 1 000 ______ is a measure of how close the value of a measurement agrees with a known or accepted value - Correct Answer Accuracy ______ is the determination of the reproducibility of a measurement - Correct Answer Precision To measure the length of an object, the equipment used would be a - Correct Answer meterstick Using significant figure rules, the correct way to express 2.76 x 1.2384 is - Correct Answer...

Determine when you should remove your goggles in the lab room. - Correct Answer When everyone in the room is done handling any chemicals or glassware Determine the safest option in the lab if you need your vision to be corrected. - Correct Answer Wear corrective glasses or lenses under your safety goggles for the whole experiment, but always check with your TA or Instructor for your school's policy Determine when to put on disposable gloves for work in the lab. - Correct Answer Befo...

Answer the mass contained in the material per unit volume Derived quantity - Correct Answer taking its unit from the mathematical relationship Density formula - Correct Answer Density= mass (g) volume (cm^3) How to find mass? - Correct Answer weighing the material on a balance "weight" - Correct Answer the gravitational attraction for the matter "Mass"-"Weight" - Correct Answer "mass" of the material is equivalent to the "weight" of the object on Earth at se...

Beaker - Correct Answer Glassware that measures volume in milliliters (mL). Burette - Correct Answer Glassware that measures volume in milliliters (mL), numbers are in the opposite direction (0 at the top, 100 at the bottom), used for titration, read to the hundredths place. Erlenmeyer Flask - Correct Answer Glassware that is usually used for titration collection due to its lack of spilling. Volumetric Flask - Correct Answer Glassware that is calibrated to a specific volume, usu...

Solids - Correct Answer Atoms closely packed together Liquids - Correct Answer Have volume but no shape Gases - Correct Answer Are highly dispersed Sand is coarse (Physical or chemical property) - Correct Answer Physical Fruit easily turns brown when exposed to air (Physical or chemical property) - Correct Answer Chemical Sugar mixes very well with coffee (Physical or chemical change) - Correct Answer Physical Gaseous vapor observed when handling dry ice (Physical o...

Balance - Correct Answer Used for measuring mass Beaker - Correct Answer Used to hold,mix, and heat liquids Ring Stand - Correct Answer Used to hold or clamp laboratory glassware and other equipment in place, so it does not fall down or come apart. Scoopula - Correct Answer Used to transfer solids Beaker Tongs - Correct Answer Used to pick up beakers Striker - Correct Answer Used to light a Bunsen burner. Bunsen burner - Correct Answer Frequently used as a heat so...

Solubility Guidelines - Correct Answer Chlorates, Acetates, Sulfates, Halogens, Nitrates, Group 1 Alkali Metals (CASHnGIA) Strong Acids - Correct Answer HCl, HBr, HI, HNO3, H2SO4, HClO3, HClO4 Flame color AgNO₃ - Correct Answer colorless Flame Color Ba(CH3OOH)₂ - Correct Answer Dark Green Flame Color H2SO₄ - Correct Answer colorless Flame Color LiOH - Correct Answer Red Flame Color MnCl₂ - Correct Answer light green Flame Color K2CO₃ - Correct Answer ...