During summer, the scorpion constellation can be easily seen. During winter, the Scorpion cannot be seen. How would you explain this observation? A. In winter, the Scorpion is usually hidden by the moon.

B. In winter, the Scorpion is covered by the Milky Way.

C. In winter, the Scorpion is in the sky during the day.

D. In winter, the Scorpion is often hidden by clouds.

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!

How many moles of bromine are needed to produce 3.23 moles of potassium bromide

Titration reveals that 11.6 ml of 3.0m sulfuric acid are required to neutralize the sodium hydroxide in 25.00ml of naoh solution. what is the molarity of the naoh solution?