List of top Questions asked in BITSAT

How much water must be added to 500 mL of 2 M $ \mathrm{H_2SO_4} $ solution to make it 0.5 M?
How many grams of $ \text{CO}_2 $ are produced when 10 g of $ \text{C}_2\text{H}_6 $ (ethane) is completely combusted? Reaction: $ 2\text{C}_2\text{H}_6 + 7\text{O}_2 \rightarrow 4\text{CO}_2 + 6\text{H}_2\text{O} $
A 2 L container holds oxygen gas at 300 K and 2 atm pressure. If the temperature is increased to 600 K and the volume is doubled, what is the final pressure?
For the reaction $ N_2 + 3H_2 \rightleftharpoons 2NH_3 $, if initially 1 mole of $ N_2 $ and 3 moles of $ H_2 $ are taken and at equilibrium 0.4 moles of $ NH_3 $ are formed, find the equilibrium concentration of $ H_2 $.
A bag contains 5 red, 3 blue, and 2 green balls. If two balls are drawn at random without replacement, what is the probability that both are red?
Find the angle between the vectors \( \mathbf{a} = (2, -1, 3) \) and \( \mathbf{b} = (1, 4, -2) \).
If \( A = \begin{bmatrix} 2 & 3 \\ 4 & 5 \end{bmatrix} \), find the determinant of \( A^2 \).
The rate of a reaction doubles when the temperature is increased by 10°C. What is the approximate value of the activation energy?
Find the value of the integral: \[ \int_0^\pi \sin^2(x) \, dx. \]
Find the angle between the vectors \( \mathbf{a} = (2, 3, 1) \) and \( \mathbf{b} = (1, -1, 4) \).
Find the determinant of the matrix \( A = \begin{bmatrix} 2 & 3 \\ 4 & 5 \end{bmatrix} \).
What is the major product of the reaction of an alkene with bromine water?
Identify the geometry and hybridization of the central atom in SF₄.
What is the oxidation state of chromium in K₂Cr₂O₇?
What is the molecular geometry of the water molecule (H₂O)?
Calculate the rate constant of a reaction with a given half-life.
Find the focal length of a lens in a compound lens system.
Solve the system of equations: \(x + y = 3\), \(x - y = 1\).
What is the area of a circle with diameter 10 cm?
A body of mass 2 kg is moving with a velocity of 3 m/s. What is its kinetic energy?
What is the unit of electric field?
What is the IUPAC name of CH\(_3\)CH\(_2\)OH?
What is the pH of a solution with [H\(^+\)] = 10\(^{-3}\) M?
The potential of a large liquid drop when eight liquid drops are combined is 20 V. What is the potential of each single drop?
The area enclosed between the curve \(y = \log_e(x + e)\) and the coordinate axes is: