What is the energy of a photon emitted with a wavelength of 654 nm? O A. 3.04 x 10^-19 J
O B. 1.01 * 10^-27 J
O C. 1.30 x 10^-22 J
O D. 4.33 * 10^-22 J ​

Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?

Brainliesttt me asap! the below reaction can be categorized as more than one type of reaction. which reactions are these, and what are the types of reactions?

Which of the following is most likely true about water in chemical solutions?