Classify the acid and base as either a strong acid (SA), weak acid (WA), a strong base (SB), or weak base (WB): NH_3. Classify the acid and base as either a strong acid (SA), weak acid (WA), a strong base (SB), or weak base (WB): HCl. What is the ...
The molecular formula of a compound is C4H8O,its mass spectrum shows some obvious peaks at m/z 29 55%), m/z 43 (75%), m/z 44 (100%), and m/z 72 (54%). This compound should be ___.<br/> A、CH3CH2COCH3<br/> B、CH2=CHCH2CH2OH<br/> C、CH3CH=CHCH2OH<br/> D
Covalent bonds.Bonding occurs when two nonmetal atoms share pairs of electrons to form a stable bond. Examples of covalent compounds include water, carbon dioxide (CO2) and hydrogen chloride (HCl). Ionic bonds.Bonding occurs when a metal atom and a nonmetal atom exchange valence electrons to for...
What is the molecular formula of meso-stilbene dibromide? What is the empirical formula for propene, C3H6? What is the empirical formula of butane? The empirical formula of a compound containing carbon, hydrogen, and chlorine is C2HCl. The molar mass of this compound is 120.98 g/mol. What ...
Phenol is a common organic compound, also known as hydroxybenzene or phenol alcohol. Its chemical formula is C6H5OH, structural formula is C6H5-OH. Phenol is a white solid with a pungent odor and is readily soluble in water and many organic solvents.
Why is HCl called a polar molecule? Explain your reasoning.Polar Molecules:A molecule is considered polar if it has an overall dipole moment. The dipole moment of the compound depends if the compound has polar bonds and if the geometry of the compound will permit a net dipole moment. Bond ...
PURPOSE: To obtain an assay reagent composed of an alkaline phosphatase labeled with a low-molecular compound and an acridinium salt, having excellent affinity to hapten and high storage stability, reliability and determination sensitivity and useful for chemoluminescent immunoassay, etc.秋田 達夫...
Optimized crystals at a size of 100 × 100 × 70 µm appeared in about 4 to 5 days at 15 °C in drops containing 0.1 M Tris/HCl (pH 8.0), 0.2 M MgCl2, and 8% PEG 8000 solution. DYRK1A protein in complex with abemaciclib was crystallized with 14–16% PEG...
85. Briefly, water extracts were acidified to pH 2 using 1 M HCl. Then, extracts were filtered through a 3 ml Bond Elut PPE cartridge (Agilent) that was previously activated using methanol. Cartridges were washed with 3 ml of a 0.01 M HCl solution five times, then dried using...
Proteins were dissolved in UT buffer (8 M urea, 2 M thiourea, 100 mM Tris-HCl, pH 8.0) and digested using a standard Filter Aided Sample Preparation protocol. The proteins were reduced, alkylated, sequentially digested and desalted. Liquid chromatography–tandem mass spectrometry (MS/MS...