A^2 + b^2 = c^2
11^2 + b^2 = 17^2
121 + b^2 = 289
b^2 = 289-121= 168
b = 13.0 cm
Answer:
(2x+1)(x+3)
Step-by-step explanation:
Not much explaining for that...
On the right side, there are
• 2•2 = 4 atoms of Nb
• 2•5 = 10 atoms of O
so among the reactants on the left, the reaction is balanced as
4 Nb + 5 O₂ → 2 Nb₂O₅
Answer:
there isn;t anything posted underneath
Step-by-step explanation:
Answer:
true
Step-by-step explanation:
