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Why Ammonium molybdate is used in test for phosphorus?
Ammonium molybdate is used in the test for phosphorus because it forms a yellow complex with phosphorus, which allows for the colorimetric determination of phosphorus levels. This reaction is commonly used in spectrophotometric methods to quantify phosphorus in various samples.
Where is the best place to buy pure element samples?
You can buy pure element samples from reputable online suppliers such as Luciteria or GalliumSource. These suppliers offer a wide range of pure element samples for educational and collection purposes. Be sure to verify the credibility of the supplier before making a purchase.
When all samples of a material have identical properties and composition it is?
Element
What atom of an element with a different number of neutrons?
Isotopes.
What are atoms of the same element that have different neutron numbers called?
Every atom of the same element is also categorized by its number of neutrons. An atom with a certain number of neutrons is an "isotope." Two atoms of the same element (same quantity of protons) can be different isotopes (different quantity of neutrons). Some isotopes are unstable, so most stable isotopes of an element are withing a range of a few numbers. For example, stable isotopes of carbon are Carbon-12 and Carbon-13.
How can I create samples using the keyword "making samples"?
To create samples using the keyword "making samples," you can start by gathering materials and tools needed for the samples. Then, follow a step-by-step process to make the samples, ensuring accuracy and attention to detail. Experiment with different techniques and variations to produce a range of samples for testing and evaluation.
Why are there variations in atomic mass?
The isotopic composition of natural uranium is not absolutely identical in all ore samples; this is valid also and for other elements. The long geological evolution can influence the isotopic composition.
Where was phosphurus discovered?
The Element, Phosphorus (symbol P) was isolated/discovered in Germany by Brandt in 1669.German Alchemists had been experimenting with various urine samples for many years but, Brandt is credited with the 'discovery.'
Why Ammonium molybdate is used in test for phosphorus?
Ammonium molybdate is used in the test for phosphorus because it forms a yellow complex with phosphorus, which allows for the colorimetric determination of phosphorus levels. This reaction is commonly used in spectrophotometric methods to quantify phosphorus in various samples.
Are all sample of elements are composed of atoms with same atomic mass?
No, different samples of an element can have varying atomic masses due to the presence of isotopes. Isotopes are atoms of the same element with different numbers of neutrons, leading to different atomic masses.
Where is the best place to buy pure element samples?
You can buy pure element samples from reputable online suppliers such as Luciteria or GalliumSource. These suppliers offer a wide range of pure element samples for educational and collection purposes. Be sure to verify the credibility of the supplier before making a purchase.
Process is in control the variations in x-bar and r between different samples of the process output are caused by which assignable causes natural variations sampling bias human error?
If the process is in control, then the variation is termed common cause or what you have stated as natural variation.
Why do polls have different outcomes?
Because they are based on samples and outcomes vary between different samples.
When all samples of a material have identical properties and composition it is?
Element
What atom of an element with a different number of neutrons?
Isotopes.
How many different simple random samples of 7 are possible from a pool of 25?
There are 25C7 different samples of seven from a pool of 25.25C7 = 25!/(7!(25-7)!) = 480 700 different samples of 7
How can someone find free baby samples by mail?
Choose the different brand you wish to use, such as pampers, and go on their website. There they will have a tab where you can order different samples, but you will not be able to order samples of all their products.
