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Chemistry, 22.06.2019 06:30
Particle model to predict what will happen if a sharp object creates a hole in the soccer ball
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Chemistry, 22.06.2019 13:50
Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.
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Chemistry, 22.06.2019 17:30
The polymer used for the nonstick surface of cooking utensils is 24.0%c and 76%f by mass. what is the empirical formula of this polymer?
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What is the volume of 0.45 mol of oxygen gas at STP? The molar volume of oxygen is 22.4 L/mol...
English, 26.09.2019 03:30
English, 26.09.2019 03:30
English, 26.09.2019 03:30
English, 26.09.2019 03:30
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