what is the diff between atoms and molecule?
50 names of compounds and their chemical formula
Define mole concept?
what are the limitations of dalton's atomic theory?
gve list of monovalent cations/anions
diavalent cations /anions
calculate the mass of 1 molecule of of oxygen gas : given [at mass of o = 16u,NA =6.022 * 1023 mol -1]
Calculate the number of molecules of sulphur (S8) present in 16 g of solid sulphur.
In this question why do we multiply the avagadro number? We are to find number of molecules, so why we take out moles?????????????? plzzzzzz reply
how can we find the valency of polyatomic ions like SO4, SO3, CO3,PO4 etc.?
how to calculate the valency of any compound?
calculate the molar mass of nitric acid HNO3 (H=1,N=14,O=16)
Calculate the mass of 1 atom of silver and 1 molecule of carbon dioxide.
calculate the no. of aluminium ions present in 0.051g of aluminium oxide
give me a list of atomicity of all elements
prove the formula K.E.=1/2mv2
Copyright © 2020 Applect Learning Systems Pvt. Ltd. All rights reserved.