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The invention is an agent for the desulphurisation of molten pig iron or steel, based on magnesium grains coated using an organic product and a refractory powder, characterised in that the organic product is based on saturated aliphatic acids or their esters which are solid at room temperature...
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To determine which of the following is a network solid among the given options, we will analyze each substance based on its structure and bonding characteristics.1. Analyze Sulphur Dioxide (SO₂): - Sulphur dioxide has a b
Experiment 1:To each bottle, 120 mL of medium (ASW or ARW) were added and the bottles were stored at room temperature on a shaking plate (90 rpm). After 16–22 h, the experiment was stopped by extracting the medium with a polyethylene syringe attached to a small stainless-steel pore wa...
Which of the following are Peroxoacids of Sulphur? H2S2O6.and H2SO5. Is sulphurous acid stable? It is known that H2SO3 isthermodynamically unstable. ... At room temperature, the half-life of sulfurous acid is only 24 hours; however, a KIE of 3.2 x 10(4) increases it to a remarkable...
the resulting oils are solid at room temperature, in view of the fact that the soap forms the outside phase of the mixture and the oil is so to say dispersed in the soap. Such oils, which are heat bodied and contain soaps, will vulcanize easier and with lower sulphur content, than ...
Isomer shifts are reported relative to metallic iron at room temperature. EPR spectra of purified proteins (250–500 mM) were obtained after reduction for 10 min with 1 mM dithionite prepared in buffer F (0.1M Tris-HCl pH 8) or for 40 min with 50 mM DTT prepared in buffer F. Spectra ...
tuberculosis mc26230 cultures treated with the appropriate compounds and washed once, then fixed in 2% paraformaldehyde for 30 min at room temperature. Cells were cen- trifuged, permeabilized for 2 min on ice, rewashed and then resuspended in 100 ml of TUNEL reaction mix from the in situ ...
Why is nitrogen a gas at room temperature and carbon is a solid? Why doesn't Sun attract Earth towards it? Why are arc sources often blanketed with a stream of an inert gas? Why is ammonia important to plants? What are the chemicals that cause ozone de...