Answer:
Cohesion describes water's attraction to other water molecules
Answer:
B is the correct answer I say
Answer:
the answer is no.
Explanation:
Basically they move at different speeds because they are not all identical in the earth.
One side of the molecules attracted to the water and the other side to dirt grease wine etc... both of those work together to get deep down the that help remove the stain.
Answer:
b. HCOOH/ NaHCOO.
Explanation:
A buffer system may be formed in one of two forms:
- A weak acid with its conjugate base.
- A weak base with its conjugate acid.
Chose the pairs below that you could use to make a buffered solution.
a. HCI/NaOH. NO. HCl is a strong acid and NaOH is a strong base.
b. HCOOH/ NaHCOO. YES. HCOOH is a weak acid and HCOO⁻ (coming from NaHCOO) is its conjugate base.
c. HNO₂/H₂SO₃. NO. Both are acids and they are unrelated to each other.
d. NaNO₃/ HNO₃. NO. HNO₃ is a strong acid.
