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Why would the level of nitrates in the soil in the beakers increase during an investigation?
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Why iodine is used for this investigation?
Why is it necessary to use iodine during this investigation
Does nitrate exist in nature?
1. Minerals existing in nature as nitrates: - gwihabaite: (NH4, K)NO3 - nitratine: KNO3 - niter: NaNO3 - nitrobarite: Ba(NO3)2 2. Nitrates are released during the decomposition of organic wastes of animal origin.
What can increase or decrease in atoms during ionic bonds?
The number of ions.
Does energy decrease or increase during a chemical reaction?
Energy is only made not taken away. But during a chemical reaction, it depends on what kind of chemicals you put in there.
Why does the temperature increase and decrease during neutralization?
Neutralization is an exothermic chemical reaction and thus heat is given out.
Why use glass beakers during investigation instead of disposable beakers?
They are heat and chemical resistant. I HOPE I HELPED :D
What will happen to the water in the capillary tube during the investigation of osmosis?
It will increase due to osmosis
Why is access to nitrates necessary during war?
Nitrates are used to make explosives.
Nitrates and phosphates are removed during?
secondary treatment
Why does the soil lose nitrates during heavy rain or flooding?
nitrates are soluable therefor become a solution when mixed with water!
When during an investigation does the detective write a report?
You take notes during an investigation, and write a report when the investigation is finished.
Which method helps reduce bias during an investigation?
the person doing the investigation recording all conditions before, during, and after the investigation
Why does the soil lose nitrates during heavy rain?
it has to much rain in it
Why iodine is used for this investigation?
Why is it necessary to use iodine during this investigation
Why does an investigator change the value of a variable parameter during in investigation?
Which factor does the investigator change during an investigation?
What information will you need and want to find out during the investigation of this case?
What information will you need and want to find out during the investigation of this case?
Which of these actions might help to reduce bias in a scientific investigation?
the person doing the investigation recording all conditions before, during and after the investigation.
