Answer:
A. Wipe down the glassware to remove any cleaning solvent.
Explanation:
· Remove stoppers and stopcocks when they are not in use. Otherwise, they may "freeze" in place. You can de-grease ground glass joints by wiping them with a lint-free towel soaked with ether or acetone. Wear gloves and avoid breathing the fumes. The deionized water rinse should form a smooth sheet when poured through clean glassware.
Li is in group 1 so it has same number of valence electrons as hydrogen.
hope it helps.
say for example, the color of our blood inside the body is blue, when you have a cut, th he blood color is red through oxygenation.
Answer:
Acids are water-soluble and acidic chemical compounds, often expressed as the general formula HₓA.
