Chemistry, 29.06.2019 03:00 sweetLips230
How can you describe the location of hafnium (hf, atomic number 72) on the periodic table? choose all that apply.(a) transition metals(b) noble gases(c) group 6, period 4(d) group 4, period 6
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Chemistry, 21.06.2019 15:50
If the mass of the products measured 120g what would the mass of the reactants a. 30g b. 60g c. 120g d. 240g
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Chemistry, 22.06.2019 10:30
Which of these is not an example of chemical weathering? a. iron-rich mineral rusting b. feldspar turning into clay c. limestone reacting with acid d. granite breaking up into sand
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Chemistry, 22.06.2019 12:00
Explain what happens at the saturation point when adding salt to water at room temperature.
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Chemistry, 22.06.2019 12:10
Achemistry student needs to standardize a fresh solution of sodium hydroxide. he carefully weighs out of oxalic acid , a diprotic acid that can be purchased inexpensively in high purity, and dissolves it in of distilled water. the student then titrates the oxalic acid solution with his sodium hydroxide solution. when the titration reaches the equivalence point, the student finds he has used of sodium hydroxide solution.calculate the molarity of the student's sodium hydroxide solution. be sure your answer has the correct number of significant digits.
Answers: 1
How can you describe the location of hafnium (hf, atomic number 72) on the periodic table? choose a...
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