Calculate the molarity of 29.0g of ethanol (c2h5oh) in 545 ml of solution.

Let the ed50 of a recreational drug be defined as the amount required for 50% of a test group to feel high or get a buzz. if the ed50 value of ethanol is 470 mg/kg body mass, what dose would a 70 kg party goer need to quickly consume in order to have a 50% chance of getting a buzz? 235 mg 470 mg 32,900 mg 35,000,000 mg

This statement about matter and its behavior is best classified as a

If you try to move a piano and are unable to move it, did you perform any work in the scientific sense of the word? yes or no?