The weighted average of all naturally occurring isotopes of an element is called the

How many grams are 53.8 of oxygen

50.0 g of water at 22 degrees Celsius is mixed with 125 g of water initially at 36 degrees Celsius. What is the final temperature of the water after mixing, assuming no heat is lost to the surroundings?

A certain compound is made up of one sulfur (S) atom, two fluorine (F) atoms, and one oxygen (O) atom. What is the chemical formula of this compound?

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If there is initially 1.334 m o2, how long will it take for the o2 concentration to reach 0.443 m?

What are two forms of friction that oppose the motion of a moving car

How are models related to theories and hypotheses

What similarities do nuclear energy and chemical energy share?

What is the oxidation state of sulfur in SO3?

How much does copernicium cost in dollars?