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Why hcl is 37 percent pure only?

Updated: 4/28/2022
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11y ago

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HCl is usually prepared by dissolving Hydrogen Chloride into water, but as we increase the concentration of HCl its boiling point starts to decrease (10% HCl has boiling point of 103 C and 38% has 48 C), so at concentration over 38 the rate of evaporation becomes so high that extra precautions has to taken for storage and handling (like low temperatures and high pressure), Thats why it is not safe to produce HCl over 40%. And as the rate of evaporation at even 38% is quite high it is called fuming HCl acid.

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Q: Why hcl is 37 percent pure only?
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Why hcl is 37 percent pure?

i dont knw


What is the normality of 37 percent fuming HCl?

The normality is 10,8.


How to prepare HCL solution?

Prepare HCl 1 M by HCl concentration 37 % HCl concentration 37 % have density =1.19 g/ml HCl 1 M use HCl 37 % 82.81 ml make volume with water to 1 liter


How do you prepare 0.5M HCL from 37 percent HCL?

Depending if you want your % to be in volume and you have 100 mL then add 212.5mL to the HCl. If you want it by mass and you have 100g of HCl then add 212.5 g of water which is about 212.5 mL anyways. #swag


How do you prepare 1.5M HCl from 32 percent HCl?

37% HCL equals to 12.18 M. So you can caculate 32% is 10.53 M. That means for preparing 1 L 1.5 M HCL, you need mix 142.45 mL 32% with 857.55 mL dH2O.


How do we prepare 6N HCL from concentrate HCL 37?

I'm not sure about the 37 thing but here is from NIOSH method in how to prepare 6N HCL -pipette 25.64 mL of 11.7 N (37% HCL fuming) to 50 mL volumetric flask and top up with distilled water GOOD LUCK Always add acid to water.


How do you prepare 0.001N hcl?

Take 78.4ml of deionized water by adding 26.1ml of concentrated HCL (11.6N) and mix uniformly. Prashant W Jalna ( Maharashtra , India)


What is 100 percent of 37?

37 percent.


How do you prepare 10 M HCL from 37 percent HCL?

37% HCl = { [ 37 (gHCl) / 100 (g sol'n) ] / 36.46 (gHCl/molHCl) } * 1,18 (g sol'n/mL sol'n) * 1000 (mL/L) = about 12 M HClTo prepare V Litres of 10M sol'n you should dilute [10*V]/12 Litre of 37% HCl solution to the total volume of V. Be very carefull with this addition of water.


Where do you get the 82.81 ml during the preparation of 1 N solution of HCl from a concentrated 37 percent HCl?

Try a gradual measuring pipet max. 100 mL from which you'll get 83 (+/- 1) mL. More accurate then this is not easily done and besides that it's also not usefull: the given concentrated 37% is also accurate between 36% - 38%, so you'll never get an exact 1.00 N HCl.


What does 37 percent equal in fraction?

37 percent in fraction = 37/10037% = 37%/100% = 37/100 in fraction


What is bigger 37 percent or 37.5 percent?

37.5 percent is larger than 37 percent.