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2. 12.5 ml of 0.280M

For a solution that is 0.280M HC3H5O2 (propionic acid, Ka= 1.3*10^-5) and 0.0894M HI , calculate the following:[H3O+] [OH-]
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What mass of precipitate will form if 1.50L of concentrated Pb(ClO3)2 is mixed with 0.200L of 0.280M of NaI? Assume the reaction
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an aeroplane travels 280m down the runway before taking off.if it start from rest , moves constant acceleration and becomes
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a train 280m long .its speed is 60 km per hour. then ,how much time it will take to cover220m long platform?
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the ph of a 0.280m solution of a weak base. B has been measured ph --8.69. using this information. calculate the base
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2. asked by Emily
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y(x,t) = (6.50 mm)sin2pi((t/0.0360 s)-(x/0.280m))Determine the wave's (a) amplitude (b) wavelength (c) frequency (d) speed of
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2. asked by jun
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2. 12.5 ml of 0.280M HNO3 and 5.0mL of 0.920M KOH are mixed. To make the resulting solution neutral, which of the following
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2. asked by Sally
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A motorcycle accelerates uniformly from rest and reaches a linear speed of 22.0 m/s in a time of 9.00s. The radius of each tire
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2. asked by Remie
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On its way to Peace River, Alberta, a car enters a passing zone on the highway. The car is 25.0 m behind a truck and both
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2. asked by Sammy
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for the reaction A + B C the concentrations of AB, and C are 0.2M, 0.4M and0.)M respectively at 0 minutes. After 30 minutes the
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