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The sample in the evaporting dish is not heated to dryness how will this affect the reported valye for total solids?
If the sample is not heated to dryness, the reported value for total solids will be lower than the actual value. This is because the remaining moisture in the sample will contribute to the weight measured, erroneously inflating the value for total solids.
How do you remove dissolved solids from water?
You can remove dissolved solids from water using methods such as reverse osmosis, distillation, or ion exchange. These processes help separate the dissolved solids from the water, leaving you with purer, cleaner water.
What is the formula for void ratio?
Void ratio (e) is typically defined as the ratio of the volume of voids to the volume of solids in a soil sample. The formula for void ratio is e = Vv/Vs, where Vv is the volume of voids and Vs is the volume of solids in the soil sample.
What is the purpose of drying at constant weight in determination of total suspended solids?
The methods of analysis is necessary to be very reproducible; consequently the analysis protocol will be the same in all laboratories. Weighting before the elimination of water or other volatile compounds is an important source of errors. Weighting at constant weight is a general rule in analytical chemistry.
In a sample of gaseous substances more than 99 percent of the volume of the sample is empty space how is this fact reflected in the properties of a gas compared to the properties of a liquid and a sol?
The fact that a gaseous sample consists of more than 99 percent empty space means that gas particles are far apart and move freely. This results in gases having low density and compressibility compared to liquids and solids. In contrast, liquids and solids have more closely packed particles, leading to higher density and less compressibility.
What do you think could be done if you needed to remove the water from a sample of blood in order to study the solids that remained?
You could use a process called centrifugation to separate the water from the solids in the blood sample. Centrifugation involves spinning the sample at high speeds, causing the heavier solids to settle at the bottom of the tube while the water remains on top. Once the components are separated, you can carefully remove the water by pipetting or decanting it off, leaving the solids behind for further study.
How do you measure percent solids?
Percent solids can be measured by dividing the weight of the solid material by the total weight of the sample and then multiplied by 100. This can be done using a drying oven to remove moisture from the sample and then calculating the weight difference before and after drying to determine the percent solids.
What do you mean by total solids of a water sample?
(chemistry) The total content of suspended and dissolved solids in waterRead more: total-solids
The sample in the evaporting dish is not heated to dryness how will this affect the reported valye for total solids?
If the sample is not heated to dryness, the reported value for total solids will be lower than the actual value. This is because the remaining moisture in the sample will contribute to the weight measured, erroneously inflating the value for total solids.
The percentage of solids in a sample of human blood is normally about?
Blood is made up of about 45% solids, platelets, RBCs and WBCs, and 55% of plasma.
What will prevent you from contaminating another students sample?
Using weighing paper to measure solids
How do you remove suspended solids?
· Suspended solids can be removed using filter cloth or filter paper.
How do you remove dissolved solids from water?
You can remove dissolved solids from water using methods such as reverse osmosis, distillation, or ion exchange. These processes help separate the dissolved solids from the water, leaving you with purer, cleaner water.
What actions will prevent you from contaminating another student's sample?
Using weighing paper to measure solids
What is the formula for void ratio?
Void ratio (e) is typically defined as the ratio of the volume of voids to the volume of solids in a soil sample. The formula for void ratio is e = Vv/Vs, where Vv is the volume of voids and Vs is the volume of solids in the soil sample.
How do to remove solids from water?
The simplest method is filtration.
What is the cycle of the boiler?
Cycles are a measure of the dissolved solids in the boiler water in relation to the dissolved solids in the feedwater. For instance, if the measure of chlorides in the feedwater sample is 5 ppm and the chlorides in the boiler water sample is 50 ppm then the boiler water has been cycled ten times, 50/5 =10. That means that all of the water in the boiler (plus all the water that has been blown down) has been evaporated completely ten times, and replaced by the same amount of feedwater. Steam does not carry the dissolved solids out of the boiler, they remain behind, these are controlled with water treatment and a continuous blowdown (bottom blowoffs control or remove suspended solids).
