4. A 300 mL sample of a gas at a temperature of 400 K exerts a pressure of exactly one atmosphere. What pressure does the gas exert when the volume
decreases to 200 mL and the temperature increases to 600 K?

Which ocean zone has the most abundant primary producer and why a) the abyssopelagic zone ,du to the absence of light and cold water temperatureb) the bathypelagic zone, due to the absence of light and cold water temperaturec) the mesopelagic zone ,due to uts high light availability and warm water temperature d) the epipelagic zone,due to its high light availability and warm water temperature

What is the formula of the ionic compound composed of calcium cations and chloride anions

An unknown insoluble substance displaced the water shown. it's mass is indicated on the triple beam balance. mass = a. 694 b. 693.5 c. 693.0 d.693.8