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various concepts of acid and base
The energy of the electron in the first orbit of He + is -871.6x 10 -20 J . The energy of the electron in the first orbit of hydrogen would be : (1) -871.6 x10 -20 J
Compounds and IUPAC names
If a mole were to have 1*10^24 particles what is the weight of one mole of oxygen molecule and 1 molecule of oxygen Ans) Since the gram molecular mass remains the similar...weig
a metal forms 2 oxides. the higher oxide has 80% metal. 0.72g of lower oxide gave 0.8g of higher oxide when oxidised. show that law of multiple proportion is valid?
DNA nucleotides Adenine + Deoxy ribose sugar + Phosphate → Adenosine phosphate Guanine
Explain why nichrome and not copper is used as heating element whereas manganin is used as standard resistance? For heating elements, primary requirements are high melting poin
Energy difference is maximum between which of the consecutive energy levels in an atom? solution) According to the line spectrum of hydrogen maximum energy is there between FIRST
What is it?
Q. Define homogeneous mixture ? A homogeneous mixture is one which has a constant composition throughout. By mixed sugar in water you create a homogeneous mixture. A homogeneo
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