Cards in this guide (9)
How many elements were there in 1860
63 elements had been discovered so far.
How do you get the charge of an ion
You have to see how many protons are there and how many
electrons are there. If there are more electrons than protons, then
the ion has a negative charge. If there are more protons than
electrons, then the ion has a positive charge.
For example, if an ion has 9 electrons and 8 protons then it has
a charge of -1.
How is hydrogen in heavy water different from hydrogen in normal water
Type your answer here... The hydrogen atoms in heavy water have
a neutron in the nucleus, doubling the mass.
What charge does an ion have if it has more protons than electrons
One way writers appeal to an audience is with what
Which section of the Declaration of Independence discusses the king's actions
The inclusion of four propositions followed by a fifth that comes to a conclusion in the preamble exemplifies
Deductive reasoning- apex
Na-23 has 12 neutrons what is its atomic number
Which of these rhetorical devices was the author of the declaration using when he included words like cruelty and barbarous