If 139 gm of zinc metal and 207 gm of copper II nitrate react. How many grams of
copper metal will be produced for this reaction?
Zn+Cu(NO3)2=zn (NO3)2 + cu

the answer is 1260

you spend 7 hours in school for 1 school day with 5 school days in 1 school week with 36 school weeks in a school year.

7*5*36= 1260 it's all about multiplying

the transfer of heat by electromagnetic radiation is called thermal radiation . it is usually carried out by electromagnetic waves in an energy range just below the visible spectrum, which is the infrared range.

so the answer would be radiation.

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