Which of the following is NOT an environmental threat from the use of coal?
Select one:
O a Water Pollution
Ob Sound Pollution
Oa Solid Waste Buildup
O d. Air Pollution

The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.

Select the correct location on the image identify the element that humans need to breathe. 2015 er r ights reserved

The following questions a24 - a26 relate to 100 ml of 0.0150 m solution of benzoic acid (c6h3cooh). ka(c6h3cooh) = 6.4 x 10^-5. what is the ph of the solution after the addition of 1 x 10^-3 moles of naoh? you may assume no volume change to the solution upon addition of the naoh.