Sydney ties two deflated balloons to the ends of a dowel, as shown in the figure. She then hangs the dowel up by the string in the middle and adjusts it so that the dowel hangs level. Sydney unties one of the balloons and blows it up. Then she ties it back on the dowel. What happens when she ties it back on the dowel? Explain.​

- "the choice that is not an indicator of a chemical change is "state of matter changes". more common than not, chemical reactions produce energy in the form of light or heat. along with energy, they also produce a new substance called the product that could be in any state of matter (solid, gas, or liquid)."

the answer to your question is c.

if you read the house of usher you should know that the house was haunted

he uptake of drugs from the intestine is often strongly influenced by diffusion. for example, consider a water-insoluble steroid for treating inflammation that is solubilized in aggregates of detergent molecules, called micelles. these micelles, aggregates of 80 soap molecules, have a molecular weight of 24,000, a diameter of 2.6 nm, and a charge of -27. the positively charge ions (counterions) in this system are na".

water and alcohols have similar properties because water molecules contain hydroxyl groups that can form hydrogen bonds with other water molecules and with alcohol molecules, and likewise alcohol molecules can form hydrogen bonds with other alcohol molecules as well as with water.