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Nitrogen atom has an atomic number of 7 and oxygen has an atomic number 8. The total number of electrons in a nitrate ion will be: (1) 8 (2) 16 (3) 32
Explain thiols Because of the element effect, both thiols (the compounds with -SH groups) are more acidic than ethanol (CH 3 CH 2 OH). The compound ClCH 2 CH 2 SH is the more
Q. Discuss the EDTA method of determining hardness of water. OR What is hardness of Water? How it is determined by EDTA
How are standard solutions and titrations prepared in industry compared to school
Q. Illustrate Classification of Matter? Pure Substances In order to understand what a pure substance is, you must think of it on an atomic level. Elements and compounds
Which one of the following configuration represents a noble gas: (1) 1s 2 , 2s 2 , 2p 6 , 3s 2 , (2)1s 2, 2s 2, 2p 6 , 3s 1 (3) 1s 2 , 2s 2 , 2p 6 ,
Originally, chewing gum was made from the latex sap of the sapodilla tree (native to Central America). This sap was known as chicle. Other natural gum bases may be used, such as je
Q. Explain Boyles law with volume and pressure graph? Ans. Boyle's law demonstrates the relationship between the volume (V) and pressure (P) of a gas. This law shows that th
Ask quThe maximum number of electrons which each sub-shell can occupy is 2(2l+1)
How many moles of copper will be produced from 2.00 moles of aluminum?
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