Hydrogen's sole electron occupies the 1s orbital but can be excited to the 4p orbital. List all the orbitals this electron might occupy on its way back to its ground state.

Noble gases tend to have what oxidation number Question options: +1 +2 -1 0

What are tidal conditions in science terms

A 45.30 g sample of solid mercury is initially at - 59.00°C. If the sample is heated at constant pressure ( = 1 atm), kJ of heat are needed to raise the temperature of the sample to 30.00°C.

Sara's new baby brother is 0.54 meters long and currently weighs 4.1 kg. The doctor said the baby should gain about one hundred thirty-six grams per week. At that rate, calculate how many TOTAL kilograms he weighs in 3 months.

Which statement best summarizes the importance of Ernest Rutherford's gold foil experiment?

Read the following passage: The movement of tectonic plates buries a rock deep inside Earth. Intense heat and pressure change the mineral composition of the rock and transform it into Rock A.

What is a change which forms one or more new substances?

Which changes occur as a cadmium atom, Cd, becomes a cadmium ion, Cd2+? (1) The Cd atom gains two electrons and its radius decreases. (2) The Cd atom gains two electrons and its radius increases.

Explain Charles law

2 H2 + O2 → 2 H2O What is the product of this chemical reaction