A 9445g sample of a mixture of cuso4 5h20 and bacl2 2h20 is
A 9.445g sample of a mixture of CuSO4 5H20 and BaCl2 2H20 is found to have excess SO4^2- ion upon mixing with water and 3.749g BaSO4 is isolated. What mass of BaCl2 H2O was used to make the BaSO4 isolated?
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a ferry can travel at an optimal speed of 8 kmh in stillwater measured relative to the shore what is the optimal speed
a 150 pf capacitor is charged to a potential difference of 64 v and the charging battery is disconnected the capacitor
a person decides to use an old pair of eyeglasses to make someoptical instruments he knows that the near point in his
a target in a shooting gallery consists of a vertical squarewooden board 0250 m on a side and with mass 0750 kg that
a 9445g sample of a mixture of cuso4 5h20 and bacl2 2h20 is found to have excess so42- ion upon mixing with water and
a solenoid 130m long and 260cm indiameter carries a current of 180a the magnetic field inside thesolenoid is 230mt what
an electric motor has 400 turns a circularloop diameter of 10cm and 13amps flowing through the wire themagnetic field
a polypeptide chain is a linear polymer of l-amino acids when a polypeoptide chain adopts its mature 3d structure it
a 100 g cube of ice at 0 degree celsius is dropped into 10kg of water that was originally at 80 degree celsius what is
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