Mixture is made up of elements and/or compounds that are not chemically bonded together. A pure substance is the classification of matter wherein...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can a...
Which is a pure substance? (a) Element (b) Compound (c) Mixture (d) Both (a) and (b). Matter: Anything that has mass and occupies a certain amount of space can be called a matter. Classifying matter is essential to correctly attribute the properties, both physical a...
Empirical formula of a compound is CHCl2 and molecular mass is 168. Fi... 02:03 By what type of reaction could a compound containing C, H and Cl – be ... 02:06 From the equation : C+2H2SO(4) to CO(2)+2H(2)O+2SO(2) Calculate : ... 03:45 From the equation C + 2H(...
10.Given a chemical formula: CaCl2. What is the name of it? Is it a binary compound? Is it an ionic or a molecular compound? Is it an electrolyte? How about the melting point? ___ 11.Given a chemical reaction: Copper (II) nitrate + Potassium ...
$\begingroup$ Basically when you think about such questions, you have to also think about the state of that compound/element and also the temperature. Ozone can be a gas, liquid, or a solid. This is how you can critically analyze the thoughts. $\endgroup$ –ACR Commented Nov 6, 202...
A compound found in ancient Egyptian cosmetics has the formula Pb2Cl2CO3. If a sample of this substance contains 5.83 x 10^21 molecules of this substance, how many moles are present, and what is the mass, in milligrams, of this s...
NF-κB signalling is a key element in cancer, mainly related to the activity of IKKβ. IKKα kinase also participates in this process by mechanisms that are primarily unknown. Methods: We generated a compound mouse model with mutation in Apc and lacking intestinal epithelial IKKα, produced ...
Tetraamminedichloridochromium(III)bromide[Cr(NH3)4Cl2]Br is a coordination compound. Write its IUPAC name.
background, unemployment, living alone, and the absence of a referring physician. Consulting services during the SARS-CoV-2 pandemic were not found to be associated with an extended TFMC or a greater rate of severe malaria. The delay in seeking healthcare for imported malaria cases was unaffecte...
The findings demonstrated that compound 1 effectively suppressed NO generation, characterized by an IC50 of 233 ± 17 µM. This suggests a potential role for this compound as an anti-inflammatory agent. 1 effectively inhibited, in a dose-dependent manner, the release of the inflammatory ...