Questions

To get the mass of a mole of NaCl, we need to add the molar atomic weights of the individual elements i.e, Na and Cl

Atomic weights of Na = 22.99 gm/mol  Cl = 35.45 gm/mol

Now, mass of a mole of NaCl = 22.99 + 35.45 = 58.44 gm/mol.

We know that the circulatory system of our body is a loop. The Heart is the pump, the arteries and their smaller branches (arterioles) carry oxygen rich blood all through your body tissues from the heart and the veins and their smaller branches (venules) carry oxygen depleted blood and waste products back to the heart from all the body parts.

The homework should be checked by the teacher

Delhi state police has launched e-learning portal 'Nipun' for training all its police officers to give up to date information through specialized courses designed by experts.

China has built an 'artificial sun' that reaches 100million °C, 6 times temperature of Sun’s core.

Quality planning - Identifying which quality standards are relevant to the project and determining how to satisfy them

Perform Quality Assurance - Applying the planned , systematic quality activities to ensure that the project employs all processes needed to meet requirements.

Perform Quality Control - monitoring specific project results to determine whether they comply with relevant quality standards and identifying ways to eliminate causes of unsatisfactory performance.

A person who enjoys in feeling or being pain is called Masochist. The person who enjoys inflicting pain on others is called as Sadist.