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manish sir plz tell why this concept is not applicable here CONCEPT:for a compound AxBy: x moles of A=y moles of B PROBLEM:0.75 moles of A4 +2.0 moles of O2 completely react to form a single compound!find the empirical formul ...
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lim 0 to 2Π∫ecosθcos(sinθ)dθ = ? 1) 2Π2) Π3) Π/2 4) none ...
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1. two integers x and y ar drawn (without replacement) out of set (0,1,2,3,---,10) find the probability that -5<x-y<5? 2. Two natural numbers ( x and y) ar choosen at random. What is the probability that x^2 + y^2 is di ...
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1. two integers x and y ar drawn (without replacement) out of set (0,1,2,3,---,10) find the probability that -5<x-y<5? 2. Two natural numbers ( x and y) ar choosen at random. What is the probability that x^2 + y^2 is di ...
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1) If (1-x)n = C0 - C1x + C2x2 -..... + (-1)nCnxn, then the value of C0 - C1 + C2 - .... + C100 is, where n>102 a) 0 b) nC101 c) n-1C101 d) 2nC100 ...
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1) If (1-x)n = C0 - C1x + C2x2 -..... + (-1)nCnxn, then the value of C0 - C1 + C2 - .... + C100 is, where n>102 a) 0 b) nC101 c) n-1C101 d) 2nC100 ...
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1) If (1-x)n = C0 - C1x + C2x2 -..... + (-1)nCnxn, then the value of C0 - C1 + C2 - .... + C100 is, where n>102 a) 0 b) nC101 c) n-1C101 d) 2nC100 ...
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My book says that we can distinguish between 2 hydroxy butanoic acid (A) and 3 hydroxy butanoic acid (B) by haloform tests. It says that B gives positive haloform test. I am fine with it. I don't get why A doesnot give positi ...
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1) If (1-x)n = C0 - C1x + C2x2 -..... + (-1)nCnxn, then the value of C0 - C1 + C2 - .... + C100 is, where n>102 a) 0 b) nC101 c) n-1C101 d) 2nC100 ...
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Please Explain the Relative Stabilities of these compounds and arrange it in decreasing order. Also, Please Explain the causes. *Image* ...
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A point charge q = 1μC is brought from infinity (slowly so that heat developed in the shell is negligible) and is placed at the centre of a conducting neutral spherical shell of inner radius a = 1m and outer radius b = 2m, t ...
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What is the hybridisation used by Cl in ClO2- a) sp3 b) sp2 c) sp d) NOT!! give full expl!! ...
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1. The real numbers x satisfying √(x + 5)/(1+x) > 1 are precisely those which satisfy? (A) x < 1 (B) 0 < x < 1 (C) -5 < x < 1 (D) -1 < x < 1 2. Let P(X) = 1 + x + x2 + x3 + x4 + x5. What is the remai ...
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1. x+1 - x-1 = 4x-1 has a. no soln b. 1 soln c. 2 soln d.more than 2 soln PLEASE SOLVE THE EQUATION 2. Let a,b,c,p,q be real nos.Suppose m,n are thw roots of the equation x2+2px+q=0 and m,1/n are the roots of ax2+2bx+c=0 wher ...
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1) Straight lines are drawn by jining 'm' points on a straght lne to 'n' points on another line. Excluding the given points(m+n), find the number of intersection points if no two drawn are parallel and no three are concurrent ...
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1) Straight lines are drawn by jining 'm' points on a straght lne to 'n' points on another line. Excluding the given points(m+n), find the number of intersection points if no two drawn are parallel and no three are concurrent ...
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1) Straight lines are drawn by jining 'm' points on a straght lne to 'n' points on another line. Excluding the given points(m+n), find the number of intersection points if no two drawn are parallel and no three are concurrent ...
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Q-1 A point charge q is located a distance d from an infinite plane. Determine the electric flux through the plane due to the point charge. Q-2 A point charge q is located a very small distance from the center of a very large ...
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When a mass of water at 100°C changes to steam at the same temperature, does the internal energy remain unchanged?? If not; why??? ...
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A source S and a detector D are initially at a distance of x=1km. Both start moving towards one another with same acceleration a = 10m/s2. Frequency of source is f = 2000Hz. Find the frequency observed by the detector at time ...
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SIN2X + COS4X = A FIND MAXIMUM VALUE OF A.... ...
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1) The half-time of first order decomposition of nitramide is 2.1hr at 15°C NH2NO2(aq) → N2O(g) + H2O(l) If 6.2g of NH2NO2 is allowed to decompose, calculate a) time taken for NH2NO2 to decompose 99%. b) volume of dry N2O ...
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I heard from some people that 12th droppers are not eligible to get jobs in some MNCs like WIPRO INFOSYS etc. Is this true? What is the reason behind it? ...
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Identical thin rods of length 2a carry equal charges, Q, uniformly distributed along their lengths. The rods lie along the x axis with their centers separated by a distance of (in Fig. ). Show that the magnitude of the force ...
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Identical thin rods of length 2a carry equal charges, Q, uniformly distributed along their lengths. The rods lie along the x axis with their centers separated by a distance of (in Fig. ). Show that the magnitude of the force ...
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1) The half-time of first order decomposition of nitramide is 2.1hr at 15°C NH2NO2(aq) → N2O(g) + H2O(l) If 6.2g of NH2NO2 is allowed to decompose, calculate a) time taken for NH2NO2 to decompose 99%. b) volume of dry N2O ...
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1) The half-time of first order decomposition of nitramide is 2.1hr at 15°C NH2NO2(aq) → N2O(g) + H2O(l) If 6.2g of NH2NO2 is allowed to decompose, calculate a) time taken for NH2NO2 to decompose 99%. b) volume of dry N2O ...
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1) The half-time of first order decomposition of nitramide is 2.1hr at 15°C NH2NO2(aq) → N2O(g) + H2O(l) If 6.2g of NH2NO2 is allowed to decompose, calculate a) time taken for NH2NO2 to decompose 99%. b) volume of dry N2O ...
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1) The half-time of first order decomposition of nitramide is 2.1hr at 15°C NH2NO2(aq) → N2O(g) + H2O(l) If 6.2g of NH2NO2 is allowed to decompose, calculate a) time taken for NH2NO2 to decompose 99%. b) volume of dry N2O ...
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hey frnds.... facing a bit of confusion in the concept dat..... when the length of the rod of resisitivity Ï is doubled, what will be the change in the resistance (initially length = l and area of cross-section = A) on doubl ...
