Why is a solution of 4% acetic acid in 95% ethanol used to wash the crude aldol-dehydration product?

Element X has an electronegativity of 3.30. Element Y has an electronegativity of 3.25. The molecule XY is then best described as a:

Fill-in-the-Blank _ are the vibrations in the ground that result from movement along breaks in the Earth's lithosphere. * Your answer

Does friction depends on the nature of two syrfaces which are in contact with each other

1. Why didn't Sucheng Chan go to school until she was eight

Why is a train more difficult to stop than a rolling ball, even if they are traveling at the same speed?

What do nuclear fission and nuclear fusion have in common?

When plug prongs are connected to the metal case of an appliance, a part that should always be placed next to the case is a a. flat metal washer. b. hexagonal aluminum shoulder. c. steel nut. d. mica washer.

For a constant voltage, increasing the resistance will cause the current to decrease

Soils are made up of mineral portion an organic portion air and water what is meant by the word organic Nonliving mineral in composition Composed of several organs Material that was produced by or was/is part of living organism Musics in nature

A car is traveling at 42.0 km/h on a flat highway. (a) If the coefficient of friction between road and tires on a rainy day is 0.107, what is the minimum distance in which the car will stop?