How many H2O molecules are there in a snowflake weighing 1mg
TeddyKayalvizhi
Asked:
December 2022
Which of the following possess almost same properties due to lanthanide contraction? a] Zr, Hf b] Na, K c] Zn, Cd d] Ag, Au
TeddyKayalvizhi
Asked:
December 2022
The final temperature of an engine whose initial temperature is 400K and having efficiency 25% A] 200K B] 400K C] 300K D] 450K
TeddyKayalvizhi
Asked:
December 2022
How to find the period of y = cos 6x + sin 4x? Only the answer with a suitable explanation will be marked as the Brainliest.
Aluminium can reduce chromic oxide, but not MgO. Why?
TeddyKayalvizhi
Asked:
December 2022
Without actually solving the equation x^4+2x^3-2=0 has only one real root in the interval (0,1) Please give clear explanation Please don't copy from internet or from 12th book I have checked and I didn't understand it So give some clear explanation