When someone's immune system overreacts to something harmless it's called:

A. A sneeze

B. The measles

C. An allergy

D. Overreactus maximus

At 63.5 C the vapor pressure of H2O is 175 torr and that of ethanol is 400 torr. A solution is made by adding equal masses of H2O and C2H5OH.

Reactivity with vinegar's definition, Chemical property Definition [Reaction with vinegar] [ ... ]

11. What is the difference between Ideal gases and Real gases? -

Ozone, methane and oxygen gas are classifed as A. Ionic compounds B. Covalent compounds C. inorganic compounds or D. nonreactive compounds

How is skepticism important to the progress of science in this scenario?

Sodium (Na) reacts with chlorine gas (Cl2 ) to form sodium chloride (NaCl) as shown in the equation: 2Na + Cl2 → 2NaCl If 4 moles of chlorine gas react, how many moles of sodium will react?

What are transuranium elements properties?

A geologist finds a section of rock that shows was ripple marks. What does it he pr send me or a ripple marks say about the area where the rock formed? A. the rock from rk s in a fast moving stream B.

375centimetercube of a gas has a pressure of 770mmHg. find it's volume if the pressure is reduced to 750mmHg

How did the planets in our solar system form?