Answer:
4.54 g/cm^3
Step-by-step explanation:
d = m/v
d = 454 g ÷ 100.0 cm^3
d = 4.54 g/cm^3
3 sig figs so this answer is complete
Answer:
Step-by-step explanation:
To do pythagoras theorem
You apply the rules
Which state that,in right angled triangle the square of hypotenus is equal to sum of the square of the other two side. That is
hyp^2=opp^2+adj^2
The answer is positive because its is going in the positive column
The mistake is there is no parenthesis around 4x+12
25% = 1/4
So to get the unknown number, multiply 9 by 4:
9 × 4 = 36
