Use the discriminant of the given function to predict how many solutio..
Use the discriminant of the given function to predict how many solutions it has. Also check if the solutions are real or imaginary. 11 x 2 - 3 x + 10 = 0h..
Use the discriminant of the given function to predict how many solutio..
Use the discriminant of the given function to predict how many solutions it has. Also check if the solutions are real or imaginary. 49 x 2 + 182 x + 169 = 0 => 1 re..
Use the discriminant of the given function to predict how many solutio..
Use the discriminant of the given function to predict how many solutions it has. Also check if the solutions are real or imaginary. 5 x 2 - 5 x + 4 = 0 => 2 real..
Solution
The reaction is, Initial amount: 1 mol 1 mol = 0.4 mol = 0.4 mol Amounts at equilibrium:(1-0.4)mol (1-0.4)mol 0.4 mol 0.4 mol = 0.6 mol = 0.6 mol 0.4 mol 0.4 mol Volume of the reaction vessel is..
The reaction is, Initial amount: 1 mol 1 mol = 0.4 mol = 0.4 mol Amounts at equilibrium:(1-0.4)mol (1-0.4)mol 0.4 mol 0.4 mol = 0.6 mol = 0.6 mol 0.4 mol 0.4 mol Volume of the reaction vessel is..Solution
The problem is done in steps: Calculation of the percentage of chlorine: We know that, Cl = AgCl 35.5g (108 +35.5)= 143.5? 5 mg Then, Percentage of chlorine in the sample = Empirical formula = C 3 H 2 Cl Empirical formula mass = (3 x 12 amu + 1 amu + 1 x 35.5 amu) = 73.5 amu Molecular mass ..
The problem is done in steps: Calculation of the percentage of chlorine: We know that, Cl = AgCl 35.5g (108 +35.5)= 143.5? 5 mg Then, Percentage of chlorine in the sample = Empirical formula = C 3 H 2 Cl Empirical formula mass = (3 x 12 amu + 1 amu + 1 x 35.5 amu) = 73.5 amu Molecular mass ..Solution
Thus, larger the K a value stronger is the acid. Therefore, 3. Calculate the degree of ionization and [H 3 O + ] of a 0.1 mol /L solution of acetic acid. Given: K a (CH 3 COOH) = 1.8 x 10 - 5 mol /..
Thus, larger the K a value stronger is the acid. Therefore, 3. Calculate the degree of ionization and [H 3 O + ] of a 0.1 mol /L solution of acetic acid. Given: K a (CH 3 COOH) = 1.8 x 10 - 5 mol /..Solution
(a) Molecular formula of butane = C 4 H 1 0 Molecular mass of butane = 4 x 12 + 10 x 1 = 58 Heat of combustion of butane = 2658kJmol - 1 1 mole of 58 g of butane on complete combustion give heat = 2658 kJ 14 x 10 3 g of butane on complete combustion gives heat = ..
(a) Molecular formula of butane = C 4 H 1 0 Molecular mass of butane = 4 x 12 + 10 x 1 = 58 Heat of combustion of butane = 2658kJmol - 1 1 mole of 58 g of butane on complete combustion give heat = 2658 kJ 14 x 10 3 g of butane on complete combustion gives heat = ..Use the discriminant to find the nature of the solutions of the given ..
Use the discriminant to find the nature of the solutions of the given quadratic equation. 10 x 2 + 8 x + 9 = 0 => two real, irrational, unequal numbers or two complex conjugate numbers or two real, rational, unequal num..
Suggested solution:
The magnetic field in the empty space enclosed by the windings of the toroid is given by Where n is the number of turns per unit length and I is the current. If the space is filled by a core of permeability m then equation (1) is rewritten as under. Now, B=2.5 tesla, I=0...
The magnetic field in the empty space enclosed by the windings of the toroid is given by Where n is the number of turns per unit length and I is the current. If the space is filled by a core of permeability m then equation (1) is rewritten as under. Now, B=2.5 tesla, I=0...Use the discriminant to find the nature of the solutions of the given ..
Use the discriminant to find the nature of the solutions of the given quadratic equation. 6 x 2 - 13 x + 1 = 0 => one real, rational number (double) or two real, rational, unequal numbers or two real, irrational, unequa..
Result
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