Answer:
b) free ions
Explanation:
when an ionic compound melts, the charged ions are free to move. Therefore, molten ionic compounds do conduct electricity.
Answer:
sodium, Na
Explanation:
Na, is the smallest with atomic number 11 and it has one valence electron
Answer : The volume of 0.10 M NaOH prepared can be 750 mL.
Explanation :
Formula used :
where,
are the initial molarity and volume of NaOH.
are the final molarity and volume of NaOH.
We are given:
Putting values in above equation, we get:
Hence, the volume of 0.10 M NaOH prepared can be 750 mL.
"Write the nuclear symbol @ hyphen notation for an atom with 26 protons and 30 neutrons. b. The averageatomic mass listed on the periodic table is an average of all the léO'lO ' of that element. C-14 and C-12 are isotopes of carbon."
After 3 half life periods you would have 5 grams of krypton left because half of 40 is 20 half of 20 is 10 and half of 10 is 5