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Does heating of the soil sample to 80 degree Celsius for 15 minutes isolate endospores or endospore formers or both?
Heating a soil sample to 80 degrees Celsius for 15 minutes primarily targets endospores, as these structures are highly resistant to heat. This process can effectively kill most vegetative cells while allowing endospores to survive and remain viable. However, it does not specifically isolate endospore formers, as the heat treatment does not differentiate between endospore-forming and non-endospore-forming bacteria. Thus, the heating primarily isolates endospores while not necessarily isolating the organisms that produce them.
What else can I help you with?
What is the difference between boiling points and heating curves?
Boiling something,for example water,is when the liquid HAS to be above 100 degrees Celsius. Heating something is just making it WARMER
How much heat energy would be required to bring a 15 kg block of ice from -20 degrees Celsius to steam at 120 degrees Celsius?
To bring the ice block to 0 degrees Celsius, you would need 150,000 Joules (Q = mcΔT). To melt the ice at 0 degrees Celsius, you would need 3,375,000 Joules (Q = mLf). Heating the water from 0 to 100 degrees Celsius would require 1,500,000 Joules (Q = mcΔT). Turning the water to steam at 100 degrees Celsius would need 10,500,000 Joules (Q = mLv). Finally, heating the steam to 120 degrees Celsius would require 600,000 Joules (Q = mcΔT). In total, you would need 15,125,000 Joules of heat energy.
When running an endospore control of autoclaving technique why is one endospore preparation incubated withought heating?
Autoclave sterilization units should be tested weekly to determine the function and efficiency of the unit. A biological test containing two test strips is used during this process. Both strips contain highly resistant spores from the same lot. There is the test, the one that gets ran through the sterilizer unit, and the control, the one that remains in the envelope. The control is used to determine if the unit has destroyed the spore effectively. Inability to destroy the spore indicates a problem with the machine and requires immediate service and discontinued use until the problem is resolved.
What compounds are formed by Prolonged heating of glycine at 170 degrees?
Some compounds that are formed by prolonged heating of glycine are glycyl-glycine, alaine, aspartic acid, methylamine, oxalic, and diketopiperazine. For these compounds to form, the glycine needs to be heated at 170 degrees celsius.
How much gas does it take to heat a gallon of water?
Heating a gallon of water by one degree Celsius requires around 8,337 BTUs (British Thermal Units) of energy. Since 1 cubic foot of natural gas produces about 1,031 BTUs, you would need roughly 8 cubic feet of natural gas to heat a gallon of water by one degree Celsius.
Why are endospores important to the food and medical industries?
Endospores can survive in harsh elements for long periods of time. Because of their tenacity it is important in the food and medical industries that all attempts are made to destroy all endospores so that the bacteria does not contaminate the product.
What is the enthalpy change for converting 1 mol of ice at -50 degrees celsius to water at 70 degrees celsius?
The enthalpy change for converting 1 mol of ice at -50 degrees Celsius to water at 70 degrees Celsius is the sum of the enthalpy changes for the following processes: heating ice from -50 degrees Celsius to 0 degrees Celsius (heat of fusion), melting ice at 0 degrees Celsius, and heating water from 0 degrees Celsius to 70 degrees Celsius (specific heat of water).
How many calories are needed to convert 12.5 grams of ice at 0 degrees Celsius to steam at 100 degrees Celsius?
To convert 12.5 grams of ice at 0 degrees Celsius to steam at 100 degrees Celsius, you would need to provide heat energy for three main processes: heating the ice from 0 degrees Celsius to 100 degrees Celsius, melting the ice into water at 0 degrees Celsius, and then heating the water from 0 degrees Celsius to steam at 100 degrees Celsius. The total calorie requirement would be determined by the specific heat capacities and heat of fusion and vaporization of water.
Can gold be destroyed by heating?
Gold has a high melting point of 1,064 degrees Celsius, so heating it to this temperature can melt it but not destroy it. However, if gold is heated to very high temperatures above its vaporization point of 2,856 degrees Celsius, it can be vaporized and dispersed.
What is negative 30 degrees Celsius?
-30 degrees Celsius = -22 degrees Fahrenheit
What is a water that is a gas?
Molecular formula of water is H2O .It is in liquid form it can converted into gaseous form by heating it to 100 degree Celsius
Would aluminum oxide decompose readily upon heating?
Aluminum oxide does not readily decompose upon heating. It has a high melting point of around 2,072 degrees Celsius and is a stable compound that does not decompose easily under normal heating conditions.
Was the Sun's temperature -270 degrees Celsius 5.2 trillion years ago?
No, the Sun's temperature was not -270 degrees Celsius 5.2 trillion years ago. The Sun existed as a protostar at that time, gradually heating up to reach its current temperature of about 15 million degrees Celsius in its core.
What is argon heating point?
If you mean melting point, then it is -189.37 degrees Celsius or -308.87 degrees Fahrenheit. If you mean boiling point, then it is -185.86 degrees Celsius or -302.55 degrees Fahrenheit.
What is the difference between boiling points and heating curves?
Boiling something,for example water,is when the liquid HAS to be above 100 degrees Celsius. Heating something is just making it WARMER
Why is it necessary to heat the malachite green?
Heating malachite green helps break down the compound into its active form, which is more effective in treating certain types of infections and parasites. Additionally, heating can help improve the solubility of the compound for better absorption in the target organisms.
What is the ideal Celsius room temperature for maximum comfort and energy efficiency?
The ideal Celsius room temperature for maximum comfort and energy efficiency is typically around 20-22 degrees Celsius. This temperature range is comfortable for most people and helps to save energy by reducing the need for excessive heating or cooling.
