If you have 150 grams of s8, how many moles of so2 can you make?

Are blue stars young or old? How can you tell?.

Based on the data gathered in the Rutherford's scattering experiments, the concept of atomic structure was modified. Which of the following aspects of the structure of the atom were validated by these experiments? Check all that apply. 1.

Which reaction will shift to the right in response to a decrease in volume? a) n2 (g) + 3h2 (g) 2nh3 (g) b) h2 (g) + cl2 (g) 2 hcl (g) c) 2 so3 (g) 2 so2 (g) + o2 (g) d) 2hi (g) h2 (g) + i2 (g) e. 2 fe2o3 (s) 4 fe (s) + 3o2 (g) ?

What do the digestive and excretory systems have in common? Both break down food. Both produce urine. Both get rid of waste material. Both filter out waste material.

Explain the reason potassium was visible when using the cobalt glass. Describe what occured.

Identify the following: 1. The only 2 liquid elements. 2. The element in period 4, group 0. 3. The second metalloid in period 4. 4. The first element in group 4A.

You are about to open a container of soy milk but notice that there are instructions to "shake well before serving." the soy milk is most likely a

Give reason: a. Fractionating columns with beads are used for fractional distillation b. Crystallisation is a better technique than evaporation

How can a gardener remedy soil that is overly acidic?

True or false everything has the same amount of energy?