How many covalent bonds are in a covalently bonded molecule containing 1 phosphorus atom and 3 chlorine atoms?

There are 360 drops in one tablespoon and there are 14.8 mL in one tablespoon. Calculate the number of drops in 1 mL

Jaime measures the density of a slab of aluminum (Al) metal. What information does Jaime need to evaluate the accuracy of his measurement?

150 lb of NaCl are initially dissolved in 500 gal of a NaCl solution in a container. Water is continuously added to the container at a rate of 5 gal/min and the container content, which is kept uniform by mixing, is also withdrawn out of the

A solution is saturated in both nitrogen gas N2 and sodium iodide NaI at 50 degree Celsius. When the solution is cooled to 25 degree Celsius, which of the following is most likely to occur? a. some nitrogen gas bubbles out of solution b.

Is there any acid or corrosive material (*acid*) that can destroy resin, if so, what is the name of the acid.

How many moles of copper are needed to react with sulfur to produce 0.25 moles Ol copper (1) sulfide according to the following reaction: 2 Cu + S + Cuzs

If you wish to warm 52 kg of water by 22 ∘c for your bath, find what the quantity of heat is needed. express your answer in calories cal.

Which of the following compounds is the most soluble in water? a) propanoic acid b) propane c) propanal d) l-bromopropane

What mass of solid Na2CO3 is required to make 250.0mL of a 0.125M solution of Na2CO3?

The atomic mass of carbon is 12.011 g/mol. how many atoms of carbon have that exact mass? why?