Two samples of nitrogen dioxide are decomposed into their constituent elements. One sample produces 19.2 g of oxygen and 8.40 g of nitrogen, and the other sample produces 12.0 g of oxygen and 5.25 g of nitrogen. Which pair of ratios accurately demonstrates that the results are consistent with the law of definite proportions?

Imagine that you own a property that is exactly 2.2 acres large. you want to sell your property, but your realtor tells you that you cannot sell your land by the acre. in order to sell your land you need to determine the area you own in units of square meters? given that there are 1.6 kilometers in 1 mile and 640 acres in 1 square mile, what is the area of land that you own in square meters square meters?

Covalent compounds: mastery test select the correct answer what is formed when atoms join together with a covalent bond? a. an ion b. a molecule c. a neutral atom d. a noble gas

What are the coefficients that will balance the skeleton equation below? n2 + h2 → nh3