Answer:
D. 25 grams
Explanation:
I think that's what the answer is
At STP conditions, 0.25 moles of CO2(g), H2(g), NH3(g)
The answers are:
<span>1. Will contain the same number of molecules </span>
3. Will occupy the same volume
Atoms, because molecules are a group of two or more atoms stuck together :)
Gas and radio waves I’m pretty sure is correct
Happy Holidays! :)
![\large\boxed{\text{Water.}}](https://tex.z-dn.net/?f=%5Clarge%5Cboxed%7B%5Ctext%7BWater.%7D%7D)
Looking at the information given in the description, the experiment is testing for the effects of the different salts on the growth of the plants.
This means that the type of salt is the independent variable, or the variable being manipulated and tested.
To ensure fair results, some parts of the experiment would need to be kept the same, which is the control. The only answer choice that makes sense in this instance is A. water.