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Question: What is the total resistance of two 8Ω resistors connected in series?Options: 8Ω16Ω4Ω12ΩCo..
Question: If a circuit has a total resistance of 5Ω and a current of 3A, what is the voltage across ..
Question: Which of the following species has a central atom with sp3 hybridization?Options: CCl4CO2B..
Question: Which molecule has a central atom with dsp3 hybridization?Options: SF6PCl5NH3CCl4Correct A..
Question: What is the formula for calculating the work done by a force?Options: W = FdW = F/vW = F/t..
Question: What is the term for the rate of change of velocity?Options: AccelerationSpeedMomentumForc..
Question: What is the relationship between voltage, current, and resistance in an electrical circuit..
Question: What is the effect of increasing the temperature on the resistance of a conductor?Options:..
Question: What is the formula for gravitational potential energy?Options: PE = mghPE = 1/2 mv²PE = m..
Question: What is the principle behind a lever?Options: Conservation of momentumMechanical advantage..
Question: What is the unit of power in the SI system?Options: JouleWattNewtonPascalCorrect Answer: W..
Question: In the reaction 2H2 + O2 → 2H2O, if 3 moles of O2 are available, how many moles of H2 are ..
Question: What is the unit vector in the direction of v = (3, 4)?Options: (0.6, 0.8)(1, 1)(3, 4)(0, ..
Question: If the vector a = (2, 2) is scaled by a factor of 3, what is the resulting vector?Options:..
Question: If the vector a = (2, -1) and b = (1, 3), what is a + b?Options: (3, 2)(1, 2)(2, 2)(3, 1)C..
Question: What is the cross product of u = (1, 2, 3) and v = (4, 5, 6)?Options: (-3, 6, -3)(0, 0, 0)..
Question: What is the angle between the vectors u = (1, 0) and v = (0, 1)?Options: 0 degrees90 degre..
Question: Which of the following best describes the bond angle in a water molecule?Options: 180 degr..
Question: What is the molecular geometry of the sulfate ion (SO4^2-)?Options: LinearTrigonal planarT..
Question: In which of the following molecules is the central atom sp3 hybridized?Options: BeCl2SiCl4..
Question: What is the mass of 0.75 moles of sulfuric acid (H2SO4)?Options: 75 g98 g147 g50 gCorrect ..
Question: What is the number of atoms in 2 moles of CaCO3?Options: 6.022 x 10^231.2044 x 10^243.011 ..
Question: How many moles are in 50 grams of NaOH?Options: 10.520.25Correct Answer: 0.5Solution: Mola..
Question: If 1 mole of a gas occupies 22.4 L at STP, how many liters will 0.5 moles occupy?Options: ..
Question: What is the scalar product of the vectors (4, -3, 2) and (1, 1, 1)?Options: 3456Correct An..
Question: Calculate the scalar product of the vectors (3, 0, -3) and (1, 2, 1).Options: 0123Correct ..
Question: If G = (1, 1, 1) and H = (2, 2, 2), what is G · H?Options: 3456Correct Answer: 3Solution: ..
Question: Find the scalar product of the vectors (7, 8, 9) and (0, 1, 2).Options: 26272829Correct An..
Question: What is the spin quantum number (m_s) for an electron with a clockwise spin?Options: -1/20..
Question: If an electron has the quantum numbers n=3, l=1, m_l=0, what type of orbital is it in?Opti..
