What is 63g+9cm density

Determine the pH of 0.010 M KOH solution. KOH is a strong base.

Q 3.6: calculate the number of po43 - ions present in 23.7 g of ca3 (po4) 2.

Find the pressure in mm Hg produced by 2.35g of carbon dioxide in a 5.00L flask at 18 degrees Celsius.

What is the effect of a catalyst on a reaction? It increases the entropy. It decreases the entropy. It changes the equilibrium. It makes the products more stable.

Calculate the grams of sodium hydroxide formed when 2.24 moles of sodium oxide react with water

1. A food sample is burned in a calorimeter that contains 2000. g of water. The temperature increases from 22.0°C to 44.3 °C. How many Calories does the food sample contain, assuming all of the energy from the food was transferred into the water?

Why doesn't water light on fire? It has all the ingredients except heat! Hydrogen for the flammability factor, oxygen so it can keep burning, and all you need to do is add heat and BOOM you have a flame! 15 pts

The type of social bonds present in modern societies that are based on difference, interdependence, and individual rights is called:

The difference between ionic covalent and metallic bonding

As the speed of a particle increases, does its associated wavelenght increase or decrease