3 years ago

What is the biggest human advancement that has happened on earth?

1 answer:

6 0

Answer: Glass

Explanation: It helps us drive if we didnt have it then we would have to blink a lot more while driving which would result in a lot more people getting in to car crashes imagine plaines without windows or glass.

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Of the elements: b, c, f, li, and na. the element with the smallest ionization energy is

love history [14]

B- 8.2980
C- 11.2603
F- 17.4228
Li- 5.3917
Na- 5.1391

I would say your answer is Na.

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3 years ago

PLEASE HELP!!!!! Calcium hydroxide is _____. an acid a base a neutral

Bingel [31]

I believe it is a base!

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Which molecule has weakest bond?

ollegr [7]

Answer:

ionic bonds are the weakest bonds

Explanation:

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Given the unbalanced equation: Al + O2 → Al2O3

ArbitrLikvidat [17]

I believe it's 1. 9.

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What would you have if you took away two protons from a bismuth atom? (Please be specific)

lana66690 [7]

Answer:

Alpha particle

Explanation:

An alpha particle is a helium nucleus, 2 protons and 2 neutrons, loss of an alpha particle give a new element with an atomic number 2 less than the original isotope and an atomic mass that is lower by about 4 amu.

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3 years ago