There are two questions 1. what is the energy associated with electromagnetic radiation of 6.34 x 10^15 hertz

2. What is the frequency of one of the bands of the sodium emission spectrum that has a wavelength of 585 nanometers?

Energy is released during which phase changes? check all that apply. boiling condensing depositing freezing melting subliming

Select the correct answer. when carbon dioxide dissolves in water, it sometimes reacts with water to form carbonic acid as in this balanced equation: co2 + h2o → h2co3. if 495 milliliters of carbon dioxide at 25°c and 101.3 kilopascals reacts with excess water, what is the theoretical yield of carbonic acid? use the periodic table and the ideal gas resource a. 0.889 g b. 1.10g c. 1.27g d. 2.02g what's the answer! quick!

According to the tide table below what time of day will the highest tide occur? (2 pt) the highest tide will occur at