Answer:
ag and au are sure not to react. but hg and sn might or might not
Answer:
The last one because the first one is the most conductive so if you reverse its least conductive
Explanation:
tadaaa
Answer:
A. Predicting data that fall beyond a known data point
Explanation:
Extrapolating is unreliable because you are predicting data outside of the data range - anything could happen for the data to stop following the trend or pattern
Answer:
Acids have a pH less than 7. Acids contain lots of hydrogen ions
Alkalis have a pH greater than 7. Alkalis contain lots of hydroxide ions
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Answer:
83.69 gm
Explanation:
molar weight of N2 = 28
Find the number of moles then multiply by this
1.8 x10^24/ (6.022x10^23) * 28 =83.69 gm
