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Mxolisi
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Mxolisi
Questions (2)
What mass of ammonium nitrate must be added to 350 mL OF 0.150 M solution of ammonia to give a buffer having pH of 9.00?
4 answers
2,284 views
a Quadrilateral ABCD, AB=10m, angle ABD=40 degrees and angle ADB=80 degrees.
Sketch the diagram and determine the distance from B
1 answer
467 views
Answers (2)
Land pollution
Earth quake
