Related Questions

Solvay process is not used for the manufacture of potassium carbonate, because of the reason that potassium bicarbonate
A Is prone to thermal decomposition
B Has high water solubility and is unstable
C Is soluble in ammonium chloride and potassium chloride solution
D All of the above
The change in length due to a tensile or compressive force acting on a body is given by (where P = Tensile or compressive force acting on the body, $$l$$ = Original length of the body, A = Cross-sectional area of the body and E = Young's modulus for the material of the body)
A $$\frac{{{\text{P}}l{\text{A}}}}{{\text{E}}}$$
B $$\frac{{{\text{P}}l}}{{{\text{AE}}}}$$
C $$\frac{{\text{E}}}{{{\text{P}}l{\text{A}}}}$$
D $$\frac{{{\text{AE}}}}{{{\text{P}}l}}$$
The ratio of the total solar radiant energy returned by a planetary body to the total radiant energy incident on the body, the called:
A Reflectance
B Reflectance factor
C Albedo
D None of these
Potassium Permanganate is used for purifying drinking water, because ----.
A it dissolves the impurities of water
B it is a reducing agent
C it is a sterilising agent
D it is an oxidising agent
Potassium Permanganate is used for purifying drinking water, because.
A it dissolves the impurities of water
B it is a reducing agent
C it is a sterilizing agent
D it is an oxidizing agent
Paul Heller mixture is a combination of ammonium oxalate and potassium oxalate in the proportion of-
A 1:2
B 2:1
C 3:2
D 2:3
Factors causing increased potassium uptake into cells are
A Aldosterone
B Epinephrine
C Insulin
D Glucagon
E Acetylcholine
Excessive loss of potassium is undesirable because it may produce
A Intestinal stasis
B Cardiac arrest
C Intestinal ulceration
D Intestinal haemorrhage
E Decreased response to cardiac glycosides
Potassium influx into cell is caused by
A Insulin
B ß-agonist
C Aldosterone
D Acidemia
E Acute potassium deficit
Regarding potassium
A Hyperkalaemia may lead to cardiac arrest
B Intake needs to be restricted in renal disease
C Is the main extra cellular cations
D Hypokalaemia never leads to arrhythmia
E Is mainly excreted in faeces

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