Author Archives: Vinstan

Second Life

In education

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Filed under Chem Talk, Technology in Education

Test Outline

Acid Base Test Total marks for test 57 MCQ and TF 18 Marks Short answers 16 marks 5 questions Problems 23 marks 7 questions Ka values will be provided – don’t have to memorize them

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Acid Base Equilibrium

Solutions to Acid Base Assignment - ANSWERS 4 Pages Lesson Notes 24 Nov Bronsted Lowry and Lewis Acid base theory Lessons on 23 November – for those that missed the class Notes on acids and bases Acid and bases questions Topics … Continue reading

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Faster than light

The velocity of neutrinos determined by the OPERA detector in the CNGS beam, was repeated and analogous results were obtained. I am sure more independent attempts will have to be made before possibilities for all anomalies are rectified. Here is … Continue reading

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Filed under Chem Talk, Nature, Science and Tech, You r kidding

Answers Page 125-126

Q1. Ksp = 1E-24 M^2 Q2. Ksp = 8.79E-18 M Q3.a. 3.52E-4M = Solubility Q3.b.If the Ksp values are close and the ionic ratios are different you must calculate the solubility to determine which is the most soluble. Q4.1.59E-9M^2 Q5. … Continue reading

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Fall in Toronto

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Filed under Fall, Seasons

Solubility Product Lab

Focus is on Initiating and Planning Write a lab report for determining solubility product for Ca(OH)2 based on the questions suggested. What are the theoretical considerations for explaining solubility of sparingly soluble salts and predicting the precipitations of these salts. … Continue reading

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iCloud and Document syncing

This is a brief write up on “How to use iCloud to store documents like Pages, Keynote and Numbers and download them onto your  PC” Install iCloud application for PC by downloading it from the following site -Download here Install … Continue reading

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Filed under Apple, iPad, iphone

Siri – iPhone

Quite an interesting youtube clip could not let it pass. Of course you would get a little insight into the working of siri

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Filed under iphone

Comments questions

If you have any questions comments post it on the forum page so that there is no duplication for replies and they can remain organized Forums

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Filed under Chem Talk