What best describes index fossils?

Or the reaction of nitrogen gas and hydrogen gas to make methane below, what stresses would shift the equilibrium to the left toward the reactants? Discuss WHY these stresses shift equilibrium to the left. N2 (g) + 3 H2 (g) ⇌ 2 NH3 (g) + Energy

A chemist weighed out 20.7 g of sodium. Calculate the number of moles of sodium she weighed out

What are some examples of lipids?

Similarities and differences between the male and female reproductive systems

For the reaction 2H₂ (g) + O₂ (g) → 2H₂O (g), how many liters of water can be made from 7.5 L of oxygen gas and an excess of hydrogen at STP?

Which combination of protons neutrons and electrons is correct for the isotope of copper - 63?

What is the purpose of a domain?

What is the ideal gas constant? A. It is a constant that applies only at STP. B. It is a specific constant for a particular gas. C. It is a universal constant used for all gases. D. It is a constant that depends on the conditions.

The greenhouse effect is a result of the Sun's energy being absorbed by objects on the Earth and converted into which type of radiation? A) Radio B) Visible C) Infrared D) Ultraviolet

Which was the limiting reactant: the zinc or the hydrochloric acid? Remember that the limiting reactant is completely consumed in a reaction and no new product is formed unless more of the limiting reactant is added.