For making an electromagnet we use a current carrying wire wrapped around a magnetic material ( second photo)
Answer: The correct answer is (1).
Explanation:
Concentration of the solute in 1000 g of solution: 5 parts per million
1 part per million = 1 milligram/Liter
Then , 5 parts per million = 5 mg/liter
This means that 5 milligrams of solute is present in 1 liter solution.
1 gram = 1000 milligrams
Then 5 milligram =
= 0.005 grams
Answer:
The speed at the first quarter checkpoint is 0.74 m/s. The speed at the second quarter checkpoint is 1.40 m/s. The speed at the third quarter checkpoint is 1.61 m/s. The speed at the finish line is 1.89 m/s.
Explanation:
I've done this assignment before!
Because the suffix is -ene. Anything that ends in ene is an alkene.