Answer:
C) before you start your job
Explanation:
its the 1st thing to do when ur on a job...i guess not sure but try it anyway....but if im wrong blame
Answer: separate a heterogeneous mixture.
Explanation: when a solid is mixed with a liquid and remains in souls chucks, then the mixture is heterogeneous. This is the case with coffee grounds in a cup of coffee.
Chlorine (Cl) lost electrons to form Cl2, it was oxidized and made the reducing agent.
so the correct answer should be chlorine.
hope this helps :)
Answer:
pH = 6.5
Explanation:
pH is the negative log of the hydronium concentration, [H⁺]. Since we are given the concentration, we can just plug it in the following equation:
pH = -log[H⁺] = -log[3.5 x 10^-7 M] = 6.5
Answer:
Pencil is an element and a heterogeneous mixture
Explanation: