Which of the following will not give test for Cl- with AgNO3(aq) at 250C?
Amino acids generally exist in the form of Zwitter ions.
In the angle of the shadow of a 30 m long pool is 10√3m, then the angle elevation of the sun is
In comparison to a 0.01 M solution of glucose, the depression in freezing point of a 0.01 M MgCl2 solution is ________ .
An emulsion consists of
Find the sum and product of the root for the quadratic equation x2+4=0
A tower of 45 cm high costs a shadow of 12 cm, then the angle of elevation of the dun is
Calculate the value of ∫1 (tan-1x/1+x2) dx
The equation of the straight line which passes through the point (-5,4) and is such that the position of it between them is divided by the given point in the ratio 1:2: is_____.
The molar conductivities at infinite dilution for Na2SO4,K2S04,KCl, HCl and HCOONa at 300K are 260, 308, 150, 426, and 105 S cm2 mol-1, respectively. What will be A+m for formic acid in the same unit?
In an examination marks obtain by students in physics, maths and statistics denoted by x,y, and z are normally distributed with means 50,52 and 48 respectively and standard deviation 13,12,16, rape. the distribution of (x+y+x) is_____
The standard reduction potentials at 298K for the following half cells are given below. Find the strongest reducing agent. Zn2+ (aq.) + 2e ↔Zn (s), Ev = - 0.76 V; Cr3+ 3 e ↔Cr(s), Ev = -0.74 V2H+ + 2e ↔ H2 (g), Ev = 0.0 V; Fe3+ + e ↔ Fe2+ (aq.), Ev = 0.77 V
The domain of the defination of the function f(x) given by the euation an+a4=a is____(a>1).
The value of sin34°+cos64°-cos4° is______
y x is normal variate such that mx(t)=e3+8+2,then the varience is
Markovnikov reaction is a
The shape of d orbital is: