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stira [4]
1 year ago
5

When considering metal complexation with EDTA, if you are comparing 2 metals, the metal with a higher ____________ will react wi

th EDTA first.
Chemistry
1 answer:
DENIUS [597]1 year ago
7 0

If you are comparing 2 metals, the metal with a higher <u>Number of free ions</u> will react with EDTA first

<h3>What is EDTA ?</h3>

EDTA is a type of chemical which binds certain metal ions such as calcium and magnesium. some of the functions of EDTA  includes:

  • Preventing blood clotting of blood samples
  • prevention of the formation of Biofilm by bacterias

The EDTA will readily react with metals which have a hiogher number of free ions that it can bind with.

Hence we can conclude that If you are comparing 2 metals, the metal with a higher <u>Number of free ions</u> will react with EDTA first.

Learn more about EDTA : brainly.com/question/10818175

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Are protons unstable​
kiruha [24]
If you're including protons that are bound as part of an atomic nucleus, then, yes, under certain conditions.
5 0
3 years ago
A sample of oxygen gas was found to effuse at a rate equal to two times that of an unknown gas. The molecular weight of the unkn
Pie

Answer: 128 g/mol

Explanation:

Graham's law states that  the rate of effusion of a gas is inversely proportional to the square root of the molar mass of its particles.

Mathematically, that is:

\frac{Rate_1}{Rate_2}=\sqrt{\frac{MolarMass_2}{MolarMass_1} }

Since, you know the ratio of two rates and the molar mass of one gas, you can calculate the molar mass of the other gas.

The molar mass of the oxygen molecule, O₂ = 2×16.0g/mol = 32.0 g/mol.

In the coming equations, I will use 32 g/mol for simplicity of writing.

\frac{Rate_1}{Rate_2}=2 \\ \\ \\ MolarMass_1=32g/mol\\\\\\ 2=\sqrt{\frac{MolarMass_2}{32g/mol} } \\ \\ \\ 4=\frac{MolarMass_2}{32g/mol}\\ \\ \\ MolarMass_2=128g/mol

So, the molecular mass of the unnknown gas is 128 g/mol.

6 0
3 years ago
What will have the slowest onset time in an allergic reaction: injected, ingested, inhaled, touch. Why?
Sever21 [200]

Inhaled allergies will have the slowest onset time in an allergic reaction.

Inhaled allergies are also known as delayed-type hypersensitivity of allergic reactions because they occur after at least 24 hours of exposure to an allergen.

These reactions usually occur 48 to 72 hours or more to get exposure after contact with the allergen. Respiratory allergies are the most common type of allergy. Symptoms may include:

  • sneezing  
  • runny nose  
  • watery eyes  
  • itchy eyes  

Many people with inhaled allergies only have symptoms at certain times of the year. Pollen, grass, and mold are the most common triggers for seasonal allergies.  

Many types of airborne allergens are prevalent indoors.  

  • Fungi  
  • Molds  
  • Animal
  • dander  
  • Mites

Many long-term infectious diseases, such as tuberculosis and fungal infections are its examples.

Learn more about Inhaled allergies here : brainly.com/question/7290086

#SPJ4

5 0
1 year ago
How many protons (p) and neutrons (n) are in an atom of magnesium-26?
nata0808 [166]
Well first of all, we know that the atomic mass of magnesium is 26 due to the fact that it is stated. We can then go to the periodic table and find the atomic number of magnesium, which is 12. We then subtract, 26 - 12 = 14. 

Protons - 12
Neutrons - 14
8 0
3 years ago
How is a compound different from a mixture?
const2013 [10]
A compound is two or more elements chemically joined into molecules while a mixture is two or more elements mixed but not chemically joined.
4 0
2 years ago
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