How many Joules of energy in 3565 calories?
Explain

Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?

How have the greenhouse gasses increased from the year 2000 to 2018

At stp, which substance is the best conductor of electricity? a. nitrogen b. neon c. sulfur d. silver