What type of sedimentary rock is gypsum?

What are two subject areas in which Pseudoscience is likely to be found? What might it look or sound like when it is encountered?

Consider the following reaction, for which ∆H° = + 87.9 kJ/mol and ∆S° = + 170.2 J/mol·K. PCl5 (g) → PCl3 (g) + Cl2 (g) Assume ∆H° and ∆S° do not vary appreciably with change in temperature.

In which type of climate would the soil most likely be well developed and have lots of organic matter? 1. dry desert 2. forest 3. arctic 4. sandy beach

Calculate the molar mass of salicylic acid, c7h6o3.

My rib is sore and I have a bruise on my knee. What does that mean?

What determines the horizontal arrangement of the periodic table?

A 55.3 g sample of lead heated and then quenched in a 175g sample of water. During the quenching reaction the temperature of the water increases from room temperature, 25.0 °C, to 42.6 °C.

What conclusion can you draw from this experiment about the components of the black ink

How does the size of ions affect the conductivity of a solution?

How to write complete ionic and net ionic equations?