Answer:
NH₄Cl, Magnesium sulfate, KCN
Explanation:
Determine whether the given compound name or formula contains a polyatomic ion.
- NH₄Cl. YES. It contains the polyatomic ion ammonium NH₄⁺.
- Magnesium sulfate. YES. It contains the polyatomic ion sulfate SO₄²⁻.
- Sodium phosphide Na₃P. NO.
- Calcium hydroxide Ca(OH)₂. NO.
- KCN. YES. It contains the polyatomic ion cyanide CN⁻.
Answer:
Wind direction is determined with a wind vane.
Hope it will help :)
The answer is d, hand soap.
Hand soap is alkaline and red litmus paper turns blue when exposed to alkaline solution.
the correct answer is b it makes the most sense
Answer:
<h3>hey guys are doing. . I have been in business for a new job and I will be a great time , and I will be a good time </h3>
Explanation:
for me, but the best. . the first one. . the first one
