If a solution is made by adding 40 mL of ethanol to
200 mL of water, the percent
by volume is?

There is a single path for electrons. the current decreases when additional resistors are added. the current will be the same in each resistor. these statements best describe a(n) circuit.

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false

Scientists often have to deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each number in an alternate form.