Plz help i need the answer ASAP If 6.20 cm3 of a 6.75 M (M = mol/dm3) solution are diluted to 85.6 cm3 with water, what is the concentration of the final solution? A. 6.75 (6.20/85.6)

B. 6.75 (8.56/6.20)

C. 6.75 (6200/85.6)

D. 6.75 (85.6/6200)

a) A
b) B
c) C
d) D

Match the following vocabulary terms to their definitions. 1. amount of energy required to change 1 gram of material from the solid to the liquid state at its melting point 2. a measure of the kinetic energy of the particles of a substance 3. the amount of heat energy required to raise the temperature of 1 gram of liquid water from 14.5°c to 15.5°c 4. amount of energy required to change 1 gram of material from the liquid to the gaseous state at its boiling point 5. the amount of energy required to change 1 gram of a substance 1°c a. temperature b. latent heat of vaporization c. latent heat of fusion d. calorie e. specific heat

Analyze how limestone is weathered and identify the features that are formed as a result of this dissolution

If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?