Which part of the electromagnetic spectrum has the longest wavelength, the lowest frequency and the lowest energy? Radio Waves

Infrared Rays

Gamma Rays

Visible Light

explain ur answer, no link or i will report.

In this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced?

What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )

Imagine that twenty i.u.’s of enzyme z were catalyzing the above reaction for one minute, under vmaxconditions, in a 3.00 ml assay volume. the assay is buffered with 20 mm phosphate buffer, ph 7.60. what will the ph be at the end of that one minute?