Questions

In general, polar solvents dissolve polar solutes, and nonpolar solvents dissolve nonpolar solutes.
As water molecules are polar, polar molecules dissolves in water.

A Portfolio is a collection of projects or programs and other work that are grouped together to facilitate effective management of that work to meet strategic business objectives.

A database that contains multiple tables related through common fields.

A common field is a field of data that is shared among all forms in a database. Without them, it would be difficult and/or time-consuming to create other forms.

Cost Estimating - Developing an approximation of the costs of the resources needed to complete  project activities.

Cost Budgeting - Aggregating the estimated costs of individual activities or work packages to establish a cost baseline

Cost Control - Influencing the factors that create cost variances and controlling changes to the project budget.

In a multiprocessor system there exist several caches each may containing a copy of same variable A. Then a change in one cache should immediately be reflected in all other caches this process of maintaining the same value of a data in all the caches s called cache-coherency.

The Asia Pacific Summit 2018 began in Kathmandu, Nepal.

Yes, Carbon disulfide is prepared by heating sulfur and charcoal. 

S2 + C ----> CS2