Which of the following is the atomic number for the element francium?
A) 88
B) 223
C) 87
D) 348
Correct Answer:
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Q14: If necessary, use the periodic table to
Q15: If a temperature were to decrease by
Q16: Which of the following is the metric
Q17: What is 6,987,000 in scientific notation?
A)6)987 x
Q18: What is 540 Kelvin in degrees Celsius?
A)266.85
Q20: On which of the following temperature scales
Q21: Which of the following isotopes of iron
Q22: Which option correctly converts 4.51 × 10-5
Q23: Which of the following elements is located
Q24: Use the periodic table to answer the
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