chromium is a transition metal with an electron configuration of 1s^ 2 2s^ 2 2p^ 6 3s^ 2 3p^ 6 4s^ 1 3d^ 5 can chromium form an with th + 3 charge?

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.

When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?

Show how to convert the temperature 84.7° c to kelvin. include all steps and label the final answer.