The fact that salt dissolves in water is best explained by the

A student added 5.350 g of ammonium chloride to 100.00 cm3 of water. the initial temperature of the water was 25.55℃ but it decreased to 21.79℃. calculate the enthalpy change that would occur when 1 mol of the solute is added to 1.0000 dm3 of water.

Which two terms represent types of chemical formulas

If the temperature of a 95.00g sample of Iron started at 36.0 degrees C and ended at 58 degrees C how much heat would be lost?

What impact can a volcanic eruption have on climate? Climate is warmed from the heat of the eruption. Climate is cooled as dust blocks incoming sunlight. Climate is cooled as dust falls from the sky.

You have 36.8 g of o2 gas in a container with twice the volume as one with co2 gas. the pressure and temperature of both containers are the same. calculate the mass of carbon dioxide gas you have in the container.

Step two of the procedure states: "Using sterile technique, place a loopful of inoculum from the M. luteus culture in the drop of nigrosin and mix." Which of the procedures qualifies as sterile technique?

If 4.34 moles of potassium react with excess water, how many moles of hydrogen gas would be produced at STP

What is the common name of sodium bicarbonate

The mass of one formula unit of SrCl2 is 158.52 amu. Based on this fact, what conclusion can you draw? A. A mole of SrCl2 particles has a mass of 158.52 g. B. 1 g of SrCl2 contains an average of 158.52 particles. C.

A blank is a special kind of mixture in which one substance is uniformly mixed into another