Given the following chemical reaction: 2 O2 + CH4 - - > CO2 + 2 H2O

What mass of oxygen is required to completely react with 2 moles of CH4?

A) 77 grams O2

B) 98 grams O2

C) 128 grams O2

D) 144 grams O2

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Define the word sunlight

You are stranded in the desert. You will need to light a signal fire for the rescue group to find you. There is no wood to burn, but you have a bag of chemicals and matches. You look through it to find something that is combustible.

How many kg are in 10 pounds

A 7.0-liter sample of N2 (g) at 3.50 atm, a 2.5-liter sample of Ne (g) at 1.00 atm, and a 5.0-liter sample of H2 (g) at 2.45 atm are transferred to a container. The temperature remains constant throughout at 25 °C.

Four moles of hydrogen chloride (HCl) gas react with one mole of oxygen (O2) gas to produce two moles of chlorine gas (Cl2) and two moles of water gas (H2O).

what noble gas electron configuration is achieved by the bromine atoms in a molecule of BR2, a diatomic element?

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If a map of temperature displayed stripes parallel to the equator with equal temperatures at equivalent distances north and south of the equator, it would mean that only blank affected temperature.

What is the term for the amount of salts in water? Evaporation Evaporation Salinity Thermocline Density