Answer:
Mg * ignore the division line
Explanation:
Mg has an atomic number of 12.
14 neutrons + 12 protons = mass number of 26
There are four choices to choose from in regards with this problem and fortunately I know the answer to the said question:
Listed below are the choices:
a.) 6.0 L of H2(g) at STP
b.) 12.0 L of CO2(g) at STP
c.) 18.0 L of HCI(g) at STP
d.) 24.0 L of O2(g) at STP
The correct answer is b. 12.0 L of CO2 (g) at STP
Note:
STP or (Standard Temperature and Pressure) - most commonly used when performing calculations on gases (e.g. gas density)
7 days = 1 week 60 seconds<span> = 1 minute.</span>
40 hr 60<span> min </span>60 sec<span> = </span>144,000<span> s.
The answer is 144,000 seconds hopes this helps :)</span>
2 8 8 7 . 2 electrons in the K shell 8 elections in the L shell another 8 electrons in the M shell and finally 7 electrons in the N shell. manganese has 25 electrons
Answer:
Lost pigment of marker when dipped in alcohol
Explanation:
dependent viable = output
so it's the output of what happens after the input.
- she put the marker in the water which is the independent variable, that's the input
- the output or the result of that decision is having lost pigment in the marker