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2 H20
Here is an example of a balanced chemical equation = 2 H2+ 102
Balance the following chemical equation:
B
F2
BF3
+
->

Lets say that an object of a certain volume has a certin mass. what happens to its mass when you double its volume?

The 10-kg double wheel with radius of gyration of 125mm about o is connected to the spring of stiffness k = 600 n/m by a cord which is wrapped securely around the inner hub. if the wheel is released from rest on the incline with the spring stretched 225 mm, calculate the maximum velocity v of its center o during the ensuing motion. the wheel rolls without slipping

What are atoms of the same element with varying number of neutrons