26x^3y - 15mn^2
- 12x^3y - 18mn^2
=
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Answers
Answered by
0
Answer:
Correct option is
B
0.56 m
Moles of glucose =
180
60
1
moles
Molality=
Massofsolvent(Kg)
Molesofsolute
=
60×30
1×1000
=
9
5
=0.56 m
Hence, option cis correct.
Answered by
1
Answer:
Answer:12x + 3y = 15 2x - 3y = 13 Step-by-step explanation:D = 12 3. = (12*-3)- (2*3)= -42. D= -42 2 -3 Dx = 15. 3 = (15*-3)-(3*13)= -84. Dx= -84 , 13.
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