Answer:
B
Explanation:
Generally, when you dilute something, your goal is to thin your concentration. Even if you added a solute, if your goal is dilution, it will make the concentration decrease.
A, because a synthesis reaction is A+B—> AB
B is a decomposition AB—> A+B (opposite of synthesis)
C is acids and base acid 1 + base 1 —> acid 2 + base 2
D is double displacement AB+CD —> AD+CB
Answer:
Australia is correct
Explanation:
Because it is not attached to any other place
Answer:
Newton's second law
Explanation:
It is mentioning acceleration and mass
Newton's second law's equation = F = m*a
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The best answer is 107 degrees. The nitrogen atom in ammonia is surrounded by three bonding pairs and one lone pair of electrons giving a shape of a tetrahedron. The bond angle is 107 degrees which is less than the tetrahedral bond angle.