How do you know what atoms are convalant or ionic

How much energy is generated from freezing 2.5 g water?

Which is an indicator of poor air quality? salt bacteria fertilizer smog

A student has two unopened 33 CL cans containing carbonated water. Can A has been stored in the garage 32 degrees and can B has been stored in the fridge 8 degrees. The student opens one can at the time, both cans make a fizz. A.

Why are Nanowhiskers used to repel stain on fabrics?

What's a polyatomic ion?

What is the difference between Concentration and Solubility

N2 (g) + 3H2 (g) - > 2NH 3 (g) Calculate the mass in g of Ammonia (NH3) if you react 10.0g of hydrogen with excess nitrogen. a.) 17.04 g b.) 84.4 g c.) 56.2 g d.) 85.2 g

Explain how you figure out the number of neutrons in Tellurium-128.

Water has a density of 1g/ml. what is the mass of the water if it fills a 10ml container?

The diameter of a carbon atom is approximately 144 pm. Assuming a nanocontainer has a simple cubic structure and have an edge length of 25 nanometers, how many carbon atoms are there on a single edge of a nanocontainer?