What is the scientists next step if he concludes that his hypothesis is false?

What elements have the most similar chemical properties

If 13.5 L of Nitrogen gas react with 17.8 L of Hydrogen gas at STP, according to the following reaction, what mass of ammonia will be produced?

Which characteristic of atoms is the basis for the order on the Periodic Table? A. reactivity B. atomic size C. atomic number D. mass number

Balance this equation. If a coefficient of "1" is required, choose "blank" for that box. C2H4 + O2 → CO2 + H2O

How to name tenary compounds

In the process of oxidizing i - to i2, so42 - is reduced to so2. how many moles of so2 are produced in the formation of one mole of i2? express your answer numerically in moles.

Does pressure decrease when a gas is removed

This is the ability of matter to change into a different substance.

How can I write ecology in my own words for a definition

The amount of time it takes for one-half of the original amount of an isotope to decay is known as its