What is warmer during the day: land or sea/ocean?

Which can be used as an indicator of past climate?

Consider the balanced equation below PCl3 + Cl2 - - > PCl5 What is the mole ratio of PCl3 to PCl5? 1:1 2:1 3:5 5:3

A rock sample contains 4.5g of Potassium-40 and 31.5g of its daughter isotope (Argon-40). How old is the rock sample if Potassium-40 has a half-life of 1.3 billion years?

What is the process by which a cell takes in a large particle

When humans burn fuel or cut down trees, they (increase/decrease) levels of carbon dioxide in the atmosphere.

A european automobile has a gas mileage of 14 km/L. What is the gas mileage in miles per gallon? Given-1mi=1.6093 km

Convert 1.21 kg to grams

Which of the following are inputs for the process of photosynthesis

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A sample of methane gas has a volume of 355 mL at 25.0°C and 2414 mm Hg. If the temperature is raised to 100.°C and the pressure is increased to 1250 mm Hg, what is the new volume for the methane gas?