The mass number of Fe2 + is 56. How many neutrons are there in a single Fe2 + atom? 28 30 56 58

Explain the difference between weight and mass.

1. Kimberly wants to build a computer model of her local climate. What sort of data should Kimberly collect in order to create her model?

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What is the term for a bond composed of three electron pairs shared between two atoms?

What is the first man made organic compound synthesized in laboratory?

What on a bird, besides it's feet, is chemically similar to scales? A. beak B. feathers C. wings

What are the carbon (C) and oxygen (O) in carbon dioxide (CO2) ? (select all that apply) A) Atoms B) Compounds C) Elements D) Molecules

What does the chemical formula C3H2O, tell about a molecule of the compound it represents?

No two different elements will have the atomic number.-

Which two scenarios illustrate the relationship between pressure and volume as described by Boyle's law? 1. The pressure in a closed bottle decreases when the bottle is squeezed. 2.