Question 2 unsaved which of the following chemical formulas shows a covalent compound? a)co2 b)mgo c)nacl d)hbr

The clouds are grey and ground is wet. a quantitative b qualitative

At a temperature of 393 k, the temperature of a sample of nitrogen is 1.07 atm what will the pressure be at a temperature of 478 k

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.