Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Q. What is Calcinations process?
This is fie method of heating the concentrated ore in a limited supply of air to a high temperature but under the fusion temperature. In calcinations, volatile constituents of an ore are expelled. Hydrated and Hydroxide ores lose their water forming metal oxides. In case of carbonate ores, carbon dioxide is lost and metal oxides are made.
Q. What is scientific law and theory? A theory is a description that has been supported by many experiments. Theories declare broad principles of nature. Even though theories a
Chemicals in food Several chemicals are added to food for their preservation and improving their appeal. These involve flavorings, antioxidants, fortifiers, sweeteners, dyes, e
Equivalent weigjt of potash alum
Which of the following has the least energy: (1) 2p (2) 3p (3) 2s (4) 4d Ans: 2s
The ionisation potential of a hydrogen atom is -13.6 eV. What will be the energy of the atom corresponding to n= 2 . (1) -3.4 eV (2)-6.8 eV (3) -1.7 eV
Q. Describe Oxosalts? In these minerals, metals are present as their oxosalts, such as carbonates, sulphates, nitrates, phosphates, borates and silicates. Some important minera
The de-Broglie wavelength of a particle with mass 1gm and velocity 100m/ sec is: (1) 6.63 x 10 -53 m (2) 6.63 x 10 -34 m (3
why is the mass of acid measured not the volume?
. Types of salt and what happens when expose to the atmosphere
The word "cereal" is derived from the name of the Roman grain or harvest goddess, Ceres. Cereals are the seeds of the grass family. These are the complex carbohydrates and consist
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!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd