Chemical and Physical Foundations of Biological Systems- MCAT || All Questions Answered Correctly.

What does a vector measure? correct answers magnitude/size and direction What do scalars measure? correct answers Magnitude/size What is distance? correct answers how far something has traveled What is speed? correct answers how fast something is going What is velocity? correct answers h...

What is the mechanical work done by the cantilever when the extension increases from 10 nm to 15 nm? 2.00 × 10-22 J 4.70 × 10-20 J 2.50 × 10-19 J 5.00 × 10-18 J correct answers This question requires you to apply the graphical method of calculating the work done by a variable force, namely...

How do you find wavelength from velocity and frequency? correct answers Velocity/frequency What can be inferred from the products of a reaction and their relative thermodynamic stabilities? correct answers A thermodynamic mixture of isomeric products will have a relative mole ratio of products wh...

PASSAGE: Wavelength: 266 and 325 Power (mW): 1.5 and 2.2 Pulse duration (ms): 5 and 2 Which laser is suitable for the MALDI technique after its frequency is doubled? A. Laser A: wavelength 826 nm, power 1.2 mW B. Laser B: wavelength 714 nm, power 1.2 mW C. Laser C: wavelength 650 nm, power...

ammonium carbonate correct answers (NH4)2CO3 Heisenberg Uncertainty Principle correct answers Cannot know both the momentum and position of an object with absolute certainty Bose-Einstein Principle correct answers Collection of atoms cooled close to absolute zero will coalesce into a single qu...

Magnetic fields exert forces on moving __________ particles correct answers Charged Does a photon have a positive, negative, or no charge? correct answers No charge In a chiral center, what happens if the lowest priority group is in the front of the molecule? back? correct answers Front = reve...

What does the term force describe? correct answers an outside influence on an object. What is a frame of reference? correct answers means that if the placement of one object is known, it is easier to locate another object with respect to the position of the original object. What is speed a mea...

(k = 8.988 x 109 N-m 2/C 2) correct answers where k is Coulomb's constant (e = 1.6 X 10~19 C) correct answers The smallest possible unit of charge is one electron unit An electric field is defined as the electrostatic force per unit charge. The symbol for any electric field is E and is vect...

Which of the following offers the best explanation for why Line 1-2 has a steeper slope than Line 4-5? correct answers Liquid phases are less compressible than gas phases. If the conditions for Point 9 were replicated inside a glass container, what would an observer see inside? correct answers Su...

Average velocity correct answers v=Δx/Δt unit: m/s Acceleration correct answers a=Δv/Δt unit: m/s^2 Linear motion correct answers vf=vi+at Δx=vit+1/2at^2 vf^2=vi^2+2aΔx Projectile Motion correct answers Vertical component of velocity vsinθ Horizontal component of velocity vcosθ...

mediating variable correct answers a variable that helps explain the relationship between two other variables Cannon-Bard Theory correct answers the theory that an emotion-arousing stimulus simultaneously triggers (1) physiological responses and (2) the subjective experience of emotion B corre...

receptor antagonist correct answers type of receptor ligand or drug that blocks or dampens a biological response by binding to and blocking a receptor rather than activating it like an agonist. 2^ n Rule correct answers gives possible stereoisomers with chiral centers. calcium oxalate precipit...

Cytochrome c oxidase correct answers An enzyme responsible for electron transfer in the ETC, so inhibiting it would slow or stop the ETC. Dosing of Blast Phase Chronic Myeloid Leukemia (BP-CML) cells with cyanide would result in: correct answers Reduced intercellular ATP and apoptosis or necrosis...

During Reaction 2, did the oxidation state of N change? NH3(aq) + CO2(aq) + H2O(l) → NH4+(aq) + HCO3-(aq) correct answers The part of Reaction 2 that involves nitrogen is the protonation of ammonia (NH3 + H+ →NH4+). Acid-base reactions do not involve oxidation state changes. The oxidation sta...