According to its periodic table entry, how many electrons does nitrogen have in its valence level?

Give 2 examples of how rocks color provides rocks mineral composition

Which of the following is a way that minerals are formed? a. Minerals are left behind when super-heated water within the Earth cools. b. Minerals are left behind when water evaporates. c. Minerals are created through the destruction of other matter.

Order the levels of organization from the smallest (1) to the largest (4). cell organ organ system tissue

Given a 800 mg sample of thorium-231 decomposes via beta emission with a half life of 25.5 hours, how long would it take, in days, for the sample to decay down to 25 mg? 231 0 231 th - > beta pa 90 - 1 91 800 mg / 25 mg

What do the coefficients of a balanced equation represent

The formula for binary ionic compound formed between cesium and fluorine

If the mass of a material is 76 grams and the volume of the material is 16 cm3, what would the density of the material be? g/cm3

Calculate the specific heat of a metallic element if 50.0 g of the metal need 314 joules of heat energy to raise the temperature from 25°C to 50°C.

State the relationship between the number of electrons in a carbon-nitrogen bond and carbon-nitrogen bond energy

What are the characteristics of bones?