describe how a physical property such as mass and texture, can change without causing a change in the substance

Why methanol is soluble in acetone

In grams which is the most accurate description of the mass ratio of hydrogen to oxygen when they chemically combine to form water? A: 8:1 always B. 1:8 always C: 1:8 sometimes

Suppose the following reaction system has reached equilibrium. Predict the effect if some O2 is removed from the system. 2SO2 (g) + O2 (g) - 2SO3 (g) Group of answer choices Equilibrium position shifts right, using up some O subscript 2.

When a gas changes into a liquid, this is known as

What does the lines making a circle around the high-pressure area indicate? A. An occluded front B. Areas of equal altitude C. Areas of equal pressure D. A stationary front

Which of the following is not a type of biomolecule?

What evidence led Thomson to propose that the mysterious negative particles he was studying were smaller than atoms?

Diluting concentrated 1.74M acetic acid to prepare 200 ml of 8M stick solution. What volume of concentrated acid must be used

Chemical equation for heat of formation of c25h52

At the end of the experiment, tell what happens to the balloon. You place a balloon in a closed chamber at standard temperature and pressure (STP). You double the chamber temperature while leaving the pressure constant. A. It doubles in volume. B.