Questions

Interior gateways connect LANs of one organization, whereas exterior gateways connect the organization to the outside world.

In national income accounting, government purchases by Local, State and Federal governments.

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.

The process which involves absorption of heat is endothermic.

Here given all the options are involving in absorption of heat. Hence, all the above are endithermic.

The homework should be checked by the teacher