A sample of rainwater is tested with the indicator bromothymol blue and it turns yellow. What is most likely PH of rainwater? 4,7,10or 14?

In the rivalry between the Creoles and peninsulares, what kind of power did the Creoles have and what kind of power did the peninsulares have?

Find the number of moles in 3.70 x 10^-1 g of boron. 1) What is the molar mass of boron to three significant figures? 2) What is the conversion factor you will use to convert grams of boron to moles of boron?

Liquid butane, C4H10, is stored in cylinders to be used as a fuel. Suppose 35.5 g of butane gas is removed from a cylinder. How much heat must be provided to vaporize this much gas? The heat of vaporization of butane is 21.3 kJ/mol.

In the azimuth-altitude coordinate system, what is true about the location of Polaris? A) It's always directly above your head. B) Its altitude depends only on the azimuth. C) Its altitude depends on the observer's latitude.

10.9010 has how many significant figures

How many liters of hydrogen gas are needed to react with cs2 to produce 2.50 l of ch4 at stp? 4h2 (g) + cs2 (l) → ch4 (g) + 2h2s (g) ?

Identify the missing numbers below to show the result of dividing the numbers 5.6 x 10^12 / 3.5 x 10^9 = A x 10^B

If you made 6 moles of NO2 How many grams of N2 did you use N2+2O2> 2NO2

At what temperature in Kelvin will 0.0965 moles of chlorine exert a pressure of 2.02 atm at a volume of 0.652 L?

How can a mixture of nails and sawdust be most efficiently separated into its component parts? A:By cooling it B:By filtering it C: By using a magnet D:By using a catalyst