What is an example an atomic size practice problem?

Examples: Reproduction either sexually or asexually is another characteristic of living things. This is the ability to produce offspring. Adaptation means that living things alter themselves to adjust to their...

A question could look like: If $mathbf98$ out of $mathbf200$ individuals in a population express the recessive phenotype, what percent of the population would you predict would be heterozygotes?...

Quantitative is when you are able to use numbers or a numerical value to describe a process. For example, grams, Kelvin and other meaasurement units. Qualitative observation is...

Try converting $25^@ "C"$ to $"K"$. You should get $"298.15 K"$. That's typical room temperature. Try converting $39.2^@ "F"$ to $""^@ "C""$. You should get $4^@...

An object with uniform and a weight of 6 kgm is floating in a tank of liquid. The tank is $50cm xx 50 cm xx 40 cm$ in size; the...

The of an element is the number of protons in the nuclei of its atoms. In a neutral atom, the numbers of protons equals the number of electrons. are atoms...

Problem: Nitrogen has two naturally occurring , nitrogen-14 and nitrogen 15. What is the percent abundance of each isotope? Explanation: The sum of the percent abundance of both isotopes...

The weighted average is the sum of each individual nuclide, multiplied by its isotopic abundance. So, we simply do the arithmetic: $0.7577xx34.969+0.2423xx36.966 = ???$ amu Then look at to...

Example NaCl, $H_2O$

Practice problems involving include nomenclature (naming) and formula writing. This answer will focus on the nomenclature and formula writing for binary covalent . Problem 1. Give the common name for...