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sammy

Questions (2)

What is the volume of1.8 × 106 molecules He? Answer in units of L.
1. 1 answer
2. 232 views
Simplify the following expressionsa) cos(180° + x) + cos(180° - x) b) cos(126°)cos(36°) + sin(126°)sin(36°) can you please
1. 1 answer
2. 564 views