In the afternoons the prevailing<span> direction is South-East with recurrent low </span>wind<span> and calm that averages 30%. Overcast (cloudy): Lima has a lot of months under ...</span>
Answer:A
Explanation:
In the Biuret test, the copper ions bind covalently to the amino groups as shown in the image to form a violet complex. This violet complex is responsible for the colour change as shown
Answer:
Whether a solution is acidic or basic can be measured on the pH scale. When universal indicator is added to a solution, the color change can indicate the approximate pH of the solution. Acids cause universal indicator solution to change from green toward red. ... Acidic solutions have a pH below 7 on the pH scale.
Explanation:
Please Mark me brainliest
Valency- it means the combing capacity if an element.
<span> radical- it is an atom, molecule, or ion that has unpaired valence electrons or an open electron shell.
</span>
