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  1. Create a control group by placing a measured amount of catalase solution in a test tube.
  2. Prepare test tubes with catalase solution at varying temperatures (e.g., using water baths at different temperatures).
  3. Add a known amount of hydrogen peroxide to each test tube and measure the rate of oxygen gas production as the catalase breaks down the hydrogen peroxide.
  4. Record and compare the rate of reaction at different temperatures to determine the effect of temperature on catalase activity.
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1y ago

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Why is it a good idea to start with room temperature water in the calorimeter?

Starting with room temperature water in the calorimeter helps to ensure that the initial temperature of the system is consistent. This helps in accurately measuring the heat transferred during the experiment. Additionally, using room temperature water reduces the time needed for the water to reach thermal equilibrium, making the experiment more efficient.


What is the part of an experiment that you keep the same?

The part of an experiment that you keep the same is called the "control variable." This variable is used as a baseline for comparison to measure the effect of changing other variables. Keeping the control variable constant helps to ensure that any changes observed in the experiment are a result of the manipulated variable and not other factors.


What effect does catalase have on the breakdown of hydrogen peroxide?

Catalase, an enzyme found in many living organisms, accelerates the breakdown of hydrogen peroxide into water and oxygen. It does this by lowering the activation energy required for the reaction, making the process faster. This decomposition of hydrogen peroxide into water and oxygen helps protect cells from damage caused by this reactive molecule.


How does temperature affect catalase activity?

Increased temp give increased reaction rate. Only an approximation, but 10 degrees is said to double the rate.


A chemist hypothesizes that mercury oxide will undergo a decomposition reaction if it reaches a certain temperature When the chemist designs his experiment what should be the only independen?

The only independent variable should be the temperature at which the mercury oxide is heated. This variable will be manipulated by the chemist to determine its effect on the decomposition of mercury oxide.

Related Questions

Does the temperature of the water effect a science experiment?

Yes. How much it affects the experiment depends on exactly what the experiment is and how much the temperature has changed, but any change in temperature affects water's physical and chemical properties.


What variable in a experiment is a water temperature?

The variable in an experiment that is being measured or tested is usually referred to as the independent variable. In the case of testing the effect of water temperature, the independent variable would be the water temperature itself.


What is the independent variable in an experiment that shows how the volume of gas changes with the temperature?

The independent variable in this experiment is the temperature. This is the variable that is manipulated or controlled by the researcher to observe its effect on the volume of gas.


What product of catalase reaction causes bubbling?

The product of the catalase reaction is oxygen gas, which causes bubbling when catalase breaks down hydrogen peroxide into water and oxygen. The rapid release of oxygen gas creates the bubbling effect that is characteristic of the catalase reaction.


What is the effect of adding orange juice to the enzyme catalase?

There is not much of an effect when you add orange juice to the enzyme catalase. If anything, a slight buttermilk odor will be produced, and the weight of the sample will change.


What is the effect for thermometer?

To measure heat temperature. (thermo- meaning heat; -meter meaning measure)


What experiment might use temperature as a measurement?

An experiment measuring the effect of temperature on the rate of chemical reactions or the growth of plants could utilize temperature as a measurement. By adjusting the temperature and observing changes in the reaction rate or plant growth, researchers can determine the impact of temperature on these processes.


What is the optimum temperature for the enzyme catalase in liver?

What we expect in an enzyme reaction is that it goes faster and faster as temperature is increased until a temperature is reached at which the enzyme is denatured (its shape is changed and therefore its activity is destroyed) before much reaction can be measured. So, as we increase the temperature, two things are happening. The rate of reaction is getting faster - all chemical reactions go faster at higher temperatures. But also, the shape of the enzyme molecule gets changed so that it is less and less efficient as a catalyst . The value of the optimum temperature is therefore not a fixed number but depends upon the way in which the experiment was carried out. The shorter the measurement time the higher the apparent optimum temperature will be. If you were able to measure the rate during the first second at the high temperature, you might measure a very fast rate of reaction before the enzyme had time to be denatured. However, if you measure the rate over a period of ten mins. there may have been no effect of the enzyme at all in the final nine mins. and the measured rate of reaction would be very slow indeed - almost the same as if there had been no enzyme there at all. Therefore, you cannot quote a figure for the optimum without explaining the whole experiment in which the measurements were made.A second question is "How much does catalase respond to an increase in temperature up to the point at which it is denatured?". For most enzyme catalysed reactions, there is approximately a doubling of the rate of reaction for every 10ºC rise. This is called a of two and most enzymes have a between 1.5 and 2.5. The strange thing about catalase is that it has a of less than 1.2 (between 0 and 40ºC). This means that temperature has hardly any effect on the rate of reaction with catalase. In other words, there is hardly any increase in the rate of reaction as the temperature increases. It turns out that the rate at which catalase can work is limited by the rate at which the substrate (peroxide) can diffuse into the "active site" of the enzyme and this diffusion is a physical rather than a chemical process (and is therefore much less affected by temperature). The paper by R. F. Beers and I. W. Sizer (1952) J. Biol. Chem. 195, 133 which discusses the assay and mentions the essential temperature-independence can be freely downloaded from the internet http://intl.jbc.org/


What is the independent variable in this experiment what effect does table salt have on the temperature of boiling water?

The independent variable in this experiment is the amount of table salt added to the boiling water. The effect of adding salt to the water is to raise the boiling point of the water, therefore increasing the temperature at which the water boils.


A measure of cooling combining temperature and wind speed is called?

This is called chilling effect.


How does the atmosphere's temperature effect the burn rate of a candle?

the atmospheres temperature changes the candle in size. i am a scientist, and have done this experiment many times. believe in my answer, for my answer is the ultimate truth.


What effect does lemon juice have on catalase enzymes?

Lemon juice does not have much effect on a catalyse enzme. If you were to measure it on a scale of 0 to 3 then it is more than likely going to be a zero or 1/2.