Find the PH of a 0.001 M solution of Nitric acid HNO3?
Find the PH of a 0.001 M solution of Nitric acid HNO3?
A. 2
B. 3
C. 4
D. 5
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Three elements needed for the healthy growth of plants are_________________?A. N P K
B. N K C
C. N S P
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Estimation of amounts of different components in a sample is________________?A. Quantitative analysis
B. Qualitative analysis
C. Stochiometery
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The fertilizers which provide single nutrient from NPK are called ___________ fertilizer?A. straight
B. compound
C. both a and b
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Stronger the oxidizing agent greater is the________________?A. Oxidation potential
B. Reduction potential
C. Redox potential
D. emf of cellDuring which process empty spaces between particles become minimum ?
During which process empty spaces between particles become minimum ?A. ionization
B. condensation
C. fusion
D. evaporationZn(s)/Zn+2(aq) 1M | | Cu+2(aq) 1M/Cu(s) is representation of reaction in______________?
Zn(s)/Zn+2(aq) 1M | | Cu+2(aq) 1M/Cu(s) is representation of reaction in______________?A. Daniel cell
B. Downs cell
C. Voltaic cell
D. Nelsons cell