Question

Answer 1

Giúp mik vs nha

Answer 2

Ai giúp mik với nha 

 

Answer 3

a. \(PTK_{Na_2SO_4}=23.2+32+16.4=142\left(đvC\right)\)

b. \(PTK_{Cu\left(NO_3\right)_2}=64+\left(14+16.3\right).2=192\left(đvC\right)\)

c. \(PTK_{SO_3}=32+16.3=80\left(đvC\right)\)

d. \(PTK_{KMnO_4}=39+55+16.4=158\left(đvC\right)\)

Answer 4

a. \(PTK=2.23+32+4.16=142\left(đvC\right)\)

b. \(PTK=64+\left(14+3.16\right).2=188\left(đvC\right)\)

c. \(PTK=32+3.16=80\left(đvC\right)\)

d. \(PTK=39+55+4.16=158\left(đvC\right)\)