Answer:
C3H8 + 5O2 → 3MgO + 2NH3
Zn + 2HCl → ZnCl2 + H2
Ca(OH)2 + 2H3PO4 → Ca3(PO4)2 + 6H2O
4Al + 3O2 → 2Al2O3
Step-by-step explanation:
I have the exact same question and I got the answers correct.
Answer:
1. x < -2
2. Yes
Step-by-step explanation:
-4x - 7 > 1
= -4x > 8
= x < -2
<span>9 divided by 3/2
= 9 (2/3)
= 6
--------------</span>
Distance = speed x time
speed = distance/time
time = distance / speed
400m/36s = 11 1/9 m per second