Chemistry
Chemistry, 11.03.2021 17:00, destineedeal1

Question 39 (1 point)
What chemical family is helium in?

answer
Answers: 3

Other questions on the subject: Chemistry

image
Chemistry, 22.06.2019 00:00, 20jessicacabriales
The pressure in a fluid is affected by which characteristics of that fluid
Answers: 1
image
Chemistry, 22.06.2019 08:40, kellymcdow5135
For each of the following compounds, write the formula then predict whether it would be a strong, weak, or non-electrolyte when placed in di water. for the ionic compounds only, put (s) or (aq) after the forrmula formula strong, weak or non electrolyte? a calcium hydroxide b. silver carbonate c. lead(ii) sulfate d. phosphorus trifluoride e. sodium phosphide f barium sulfate g. strontium acetate h. zinc nitrate
Answers: 3
image
Chemistry, 22.06.2019 16:50, TrueKing184
Answer asap need by wednesday morning explain how a buffer works, using an ethanoic acid/sodium ethanoate system including how the system resists changes in ph upon addition of a small amount of base and upon addition of a small amount of acid respectively. include the following calculations in your i. calculate the ph of a solution made by mixing 25cm3 0.1m ch3cooh and 40cm3 0.1m ch3coo-na+. [ka = 1.74 x 10-5 m] ii. calculate the ph following the addition of a 10cm3 portion of 0.08 m naoh to 500cm3 of this buffer solution. iii. calculate the ph following the addition of a 10cm3 portion of 0.08 m hcl to 200cm3 of the original buffer solution.
Answers: 1
image
Chemistry, 22.06.2019 18:10, NEONREDBLADE
Areader can tell that the meaning of “obnoxious” will include “having the quality of something” because of the .a) prefix b)pronunciation c)suffix d) word root
Answers: 3
Do you know the correct answer?
Question 39 (1 point)
What chemical family is helium in?...

Questions in other subjects: