WorksheetsGTJ114 Introduction to biochemistry
Total questions: 20
Worksheet time: 7mins
Physical properties of water ?
Polar molecule
Non polar molecule
Univesal solvent
Has strong intermolecular forces
How many % composition of water in plasma ?
8%
22%
55%
70%
How many % compositions of water in Connective tissue, Interstitial & lymph ?
8%
22%
55%
70%
Composition of water in intracellular fluids is 55% .
True
False
Water has low specific heat .
True
False
Who originated the pH scale?
Danish Chemist Sorenson
Elbert Einstein
Lewis Hamilton
Amedeo Avogadro
What is the function of pH scale?
determine the acidity
determine the alkalinity
determine the taste
determine the temperature
Which one is the correct formula ?
pH = - log [H+]
pH = log [H+]
pH - pOH = 14
Choose the correct formula .
pH + pOH = 14
pOH = - log [OH-]
Kw= [H+] [OH-]
pH= - log [OH-]
Kw is constant if ____ is constant
Temperature
Time
Choose the correct Bronsted - Lowry Theory
Acid will donor H+
Base will donor H+
Base will accept H+
Base will accept OH-
H2O -----> H3O+
H3O+ is?
Acid
Base
Conjugate Acid
Conjugate Base
H2O -----> OH-
OH- is?
Acid
Base
Conjugate Acid
Conjugate Base
NH3 -----> NH2-
NH2- is?
Acid
Base
Conjugate Acid
Conjugate Base
NH3 -----> NH2-
NH2- is?
Acid
Base
Conjugate Acid
Conjugate Base
Henderson - Hasselbalch Equation is usually used to measure _____?
Plasma pH
Temperature
pH
Molarity
Human uses sweat as a cooling method to get rid of _____?
heat
feeling
cold
emotion
Hydrogen bonding > dipole-dipole interation > dispersion forces
True
False
Name the bond 1
Hydrogen bond
Covalent Bond
Water helps maintain B___ T_________e
(a)
