Lab questions, Chemistry

Assignment Help:
1. List possible manipulation errors that might contribute to the following errors in results:
1) obtaining a significantly larger amount of NaCl than was present in the original sample:


2) obtaining a significantly smaller amount of SiO2 than was present in the original sample.

2. Use the information in the table to answer the following questions.

-----------soluble in:------------------
----- cold water--hotwater--3MHCl--3MNaOh
benzoic acid --no----yes-------no-----yes--
Mg(OH)2 -----no-----no------yes-----no---
Na2SO4 -----yes----yes-------yes----yes--
Zn(OH)2 -----no-----no--------yes----yes--

Related Discussions:- Lab questions

Flash point - characteristics of hydrocarbons, Flash point - Characteristic...

Flash point - Characteristics of Hydrocarbons The minimum temperature at which an oil provides enough vapours to form an explosive mixture with air is considered as flash point

Heat Transfer Problems, 200 g of water at 30 degrees C is mixed with 20 g o...

200 g of water at 30 degrees C is mixed with 20 g of silver at 350 degrees C, what''s the final temp?

Decomposition metal hydrogen carbonate, Decomposition Metal Hydrogen Carbon...

Decomposition Metal Hydrogen Carbonate  Cu(HCO 3 ) 2 .   Decomposition Metal Hydrogen Carbonate

Steric effect, steric effect affecting the end product of organic compound

steric effect affecting the end product of organic compound

Separation of mixtures, name the easiest method of obtaining diesel from a ...

name the easiest method of obtaining diesel from a mixture of petrol and diesel.

Calomel electrode, Construction and working of calomel electrode with a lab...

Construction and working of calomel electrode with a labelled diagram

Conductance and conductivity, Conductance and conductivity: When a fiel...

Conductance and conductivity: When a field (electric) is put across an aqueous ionic solution by applying a voltage between two parallel plate electrodes, the cations are attra

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd