Question

he is waiting for you in the compund change into ( present perfect continuous negative )​

Answer 1

Answer:

The present perfect continuous is used to refer to an unspecified time between 'before now' and 'now'. The speaker is thinking about something that started but perhaps did not finish in that period of time. He/she is interested in the process as well as the result, and this process may still be going on, or may have just finished.

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Answer 2

Explanation:

the Kjeldahl's process, the nitrogen present in the organic compound is changed into by

heating the compound with concentrat The charge required for the oxidation of one mole presence of alkaline medium is by

purchasing 25 shares for 40 each, a man gets 4 percent profit on his investment. What rate percent is the company paying? What is his dividend if he buys 60 shares?

Total charge required for the oxidation of two moles Mn

3

O

4

into MnO

4

2−

in presence of alkaline medium is:

Q5

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