1. covalent bonds are strong
2. hydrogen bonds are weak
3. Ionic bonds are weak
M C C O R M I C K T E A M ’ S O P E N Q U A N T U M M AT E R I A L S D ATA B A S E
O F F E R S U N L I M I T E D A C C E S S T O
ANALYSES OF NEARLY 300,000 COMPOUNDS
Answer:
2s
Explanation:
Given parameters:
Acceleration of the truck = 15m/s²
change in Velocity = 30m/s
Unknown:
Time taken for the body to slow down = ?
Solution:
Acceleration is the rate of change of velocity ;
Acceleration = 
time =
Now insert the parameters and solve;
time =
= 2s
Answer:
Your answer in a formula would be accidic
Explanation: