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Answer:
Two water molecules contain 4 hydrogen atoms and 2 oxygen atoms. A mole of water molecules contains 2 moles of hydrogen atoms and 1 mole of oxygen atoms.
Explanation:
Answer:
The correct answer is option B.
Explanation:
The molecular formula of iron(II) acetate tetrahydrate.;
Atomic mass of iron = 55.84 amu
Atomic mass of carbon = 12.01 g/mol
Atomic mass of oxygen = 16.00 amu
Atomic mass of hydrogen = 1.01 amu
Molecular mass of iron(II) acetate tetrahydrate:
The closest option to 246.02 amu is 245.9 amu.
So, the correct answer is option B.
Answer:
Distance and direction of an object's change in position from a starting point is - 16540126
Explanation:
The shortest distance between the beginning and ending of an object's motion is Distance.
B.
Replace sentence 4 with: In addition, some readers were concerned that the technical details about robots would not be of interest to most students.
Explanation:
i just did the test