What are the two suffixes in an anion name that give you a clue that a polyatomic ion is present? PLZ HELP!

What stress will shift the following equilibrium system to the left? n2(g) + 3h2(g) ⇌ 2nh3(g) adding more n2(g) adding more nh3(g) increasing the pressure of the system reducing the volume of the container

Is laundry detergent an acid or a base?

What is the source of continuous heat and energy that we receive from the sun