Answer:
boom!
na ol nlng
pagod na ako mag type ng words ehh kaya sa pics nlng
Explanation:
_20. Which element has a symbol that starts with a letter different from the first one in its name? a. Aluminum b. Copper c. Gold d. Rhenium
_21. Which of the elements has the lowest atomic mass?
a. Argon b. Cadmium C. Hydrogen d. Krypton
_22. If Boron has an atomic mass of 11 and 5 numbers of proton, how many neutrons does Boron have?
a. 6 b. 7 C. 8 d. 8
_23. If Tin has an atomic mass of 119 and has an atomic number of 50, how many neutrons does Tin have? a. 147 b. 148 C. 149 d. 150
_24. If Copper has an atomic mass of 64 and atomic number of 29, how many electrons does Copper have?
a. 26 b. 27 c. 28 d. 29
_25. If Aluminum has an atomic mass of 27 and atomic number of 13, how many protons does Aluminum have? b. 13 d. 15 a. 12 C. 14
Copyright © 2024 EHUB.TIPS team's - All rights reserved.
Answers & Comments
Answer:
boom!
na ol nlng
pagod na ako mag type ng words ehh kaya sa pics nlng
Explanation:
_20. Which element has a symbol that starts with a letter different from the first one in its name? a. Aluminum b. Copper c. Gold d. Rhenium
_21. Which of the elements has the lowest atomic mass?
a. Argon b. Cadmium C. Hydrogen d. Krypton
_22. If Boron has an atomic mass of 11 and 5 numbers of proton, how many neutrons does Boron have?
a. 6 b. 7 C. 8 d. 8
_23. If Tin has an atomic mass of 119 and has an atomic number of 50, how many neutrons does Tin have? a. 147 b. 148 C. 149 d. 150
_24. If Copper has an atomic mass of 64 and atomic number of 29, how many electrons does Copper have?
a. 26 b. 27 c. 28 d. 29
_25. If Aluminum has an atomic mass of 27 and atomic number of 13, how many protons does Aluminum have? b. 13 d. 15 a. 12 C. 14