Net ionic and ionic equation of ferric chloride
What is the net ionic and ionic equation of ferric chloride + sodium hydroxide?
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A boy whirls a stone in a horizontal circle 2.0 m above the ground by mean of a string 1.5 m long. The string breaks, and the stone flies off horizontally and strikes the ground 10 m away. What was the centripetal acceleration of the stone while i
After heating & cooling a 2.752-g sample of this unknown weighed 1.941 g. Could the unknown possibly have been Sr(NO3)2*4H20? Briefly explain & What is the probable identity of the student's unknown?
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A student placed 20.0g of glucose in a volumetric flask, added enough water to dissolve the glucose by swirling, then carefully added additional water until the 100.0 mL mark on the neck of the flask was reached. The flask was then shaken until th
The other is two (1,1-dimethyl)propyl, How to distinguish the aromatic proton signal when they are the three possible position: para, meta and ortho?
A 0.221 g pellet of potassium hydroxide,KOH, is added to 52.2 g water in a Styrofoam coffee cup. The water temperature rises from 23.5 to 24.4 °C. (Assume that the specific heat of dilute KOH aq is the same as that of water). What is the appr
A cue ball (mass = 0.160 kg) is at rest on a frictionless pool table. The ball is hit dead center by a pool stick which applies an impulse of +1.90 N·s to the ball. The ball then slides along the table and makes an elastic head-on collision
Consider the following equation: 2Mg(s) + O2 (g) → 2MgO(s). How many grams of MgO are produced when 40.0 grams of O2 react completely with Mg?
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