2C(s) + 2H2(g) + 52.4kJ ⇋ C2H4(g) A) Which direction will the system shift when temperature is decreased?
B) Describe what will happen to the concentration of hydrogen gas when the temperature is increased.
C) State one way which you could increase the concentration of C2H4.

The compound methyl butanoate smells like apples. its percent composition is 58.8% c, 9.9% h, and 31.4% o. what’s the empirical formula ?

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

The equation picture below shows which type of nuclear reaction u 235 + n x e 134 + sr 100 + 2n