Answer: All elemental ionic compounds are solid at room temperature, however there is a class of room temperature ionic liquids. [1] These are a result of poor coordination between the ions in solid form. Typically they involve ions
Explanation:
<span>Phenolphthalein is chemical compount. It becomes colorless when it is immersed in acidic solution and pink when immersed in basic solution.
(1) CH3OH(aq) - Methanol. It is a weak acid but has basic properties too.
(3) CH3COOH(aq) - </span>hydrated acetic acid<span>
(2) Ca(OH)2(aq) - </span>Calcium hydroxide or lime water. Basic solution<span>
(4) HNO3(aq) - </span><span>Nitric acid
Phenolpthalein becomes pink in 0.01M of </span><span>2) Ca(OH)2(aq) solution.</span>
Answer:
Promethazine is in a class of medications called phenothiazines. It works by blocking the action of a certain natural substance in the body.
I believe it’s a because something cannot move unless a force is acted upon it