99. When excess of zinc reacts with 10ml of H. S04. 224ml His librated at NTP the
strength of H2SO, is
i. 10N
ii. IN
iii. 2N
iv. 4N​

answer:

the answer is 6 valence electrons.

explanation:

valence is the # of electrons on the outer most shell of an atom.

oxygen has 6.

although, the valency of oxygen is 2, because it only needs to make 2 covalent bonds, or gain 2 electrons, to achieve the stable octet configuration of a noble gas.

that's it!

if you need further assistance, let me know: )

~ trueboss72

the answer is d. 74.02

metric time was an attempt to create a standard unit of time based off of 10, but it never took off an is not included in the metric system (si)