13 Years Manufacturer Diethyl L(+)-Tartrate Supply to Argentina
CAS NO.：87-91-2 Name：D(-)-Tartaric Acid Function：
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We enjoy a very good reputation among our customers for our excellent product quality, competitive price and the best service for 13 Years Manufacturer Diethyl L(+)-Tartrate Supply to Argentina, The product will supply to all over the world, such as: Berlin , Leicester , Japan , Our factory is equipped with complete facility in 10000 square meters, which makes us be able to satisfy the producing and sales for most auto part products. Our advantage is full category, high quality and competitive price! Based on that, our products win a high admiration both at home and abroad.
Chemistry scavenger hunt
Danielle Y., Paige W., & Rachel S.
LIST IN ORDER
#9 Natural Base Indicator: Get a rose from Rachel’s Neighbor. Base- Rose petal Acid- Alcohol. The indicator is pink.
#16 a heterogeneous mixture: Order pizza from Domino’s. *Heterogeneous- consists of two or more substances. It is not uniform and the different components of the mixture can be seen. Ingredients- Pizza dough, marinara sauce, cheese, & pepperoni.
#1 A solution containing a polar solvent and a polar solute: Common name- Water and Sugar. Chemical name: H2O and Glucose. Pour into glass and mix together.
#24 a Bronsted-Lowry acid: Common name- Gain Fabric Softener. Chemical Formula- Na2B4O7x10H20
#11 An Arrhenius base: A substance that when added to water it increases the number of OH- ions in the water. Common name- Clorox High Efficiency Bleach Cleaner. Chemical name- Sodium Hydrochlorite. Chemical formula- NaClO.
#10 An Arrhenius Acid: a substance that when added to water increases the concentration of H+ ions present. Benalkonium chloride.
#15 A homogeneous mixture: a mixture which has a uniform composition and properties throughout. Common name- Coffee
#19 A brief statement about the chemist who won the Nobel Prize in Chemistry the year your oldest sibling was born. 1991, Richard R. Ernst.
#41 Evidence that you performed a paper chromatography experiment: Chromatography that uses paper strips or sheets as the absorbent stationary phase through which a solution flows.
#29 A product of a synthesis reaction: Rusting of Iron. 4Fe+3O2=2Fe2O3.
#22 a transition element in period 4: Calcium. Melting point- -0.505 degrees Celsius. Boiling Point:100 degrees celsius. density: 1033 kg/m3. Phase @ room Temp.: 1.027 g/ml
#4 An ionic compound: common name: table salt. chemical name: NaCl.
#27 Dilute Acetic Acid: common name-Vinegar. Chemical name-C2H4O2. Molarity-.83m
#26 A substance containing covalent (molecular) bonds: common name-soap. chemical name-glycerol. Chemical formula-CH3(CH2)16COONa
#36 a consumer product found in a grocery store that contains more than one acid: Soda
#3 A mixture of a polar liquid and non polar liquid: Water & Oil separate because oil is less dense than water.
#37 A weak organic acid: Common name: Citric Acid. Chemical name:2-hydroxypropane-1,2,3-tricarboxylic acid. Chemical Formula- C6O8H7
#43 A substance containing either L-Carvone or D-Carvone: L-Carvone L-Carbines smell like spearmint and D-Carbines smell like caraway seeds.
#39 A substance containing TiO2: M&M’s
#40 A compound composed of an alkali metal and a halogen: Chemical name-Alkali Batteries. Chemical Formula-Zn(s)+2MnO2(s)+MN2O3(s) [e=1.43V]. Common use- energy.
#25 A substance containing covalent (molecular) bonds. common name: Baking soda. Chemical Name: Sodium hydrogen carbonate. Chemical Formula: NaHCO3
#28 a substance with 35 neutrons in its nucleus: Copper
#47 A sample of polyvinyl chloride: Polymer-a substance that has a molecular structure consisting of a large number of similar units bonded together.
#33 when dissolved, this substance is endothermic: Common name:Urea. Chemical Name: Carbomide. Chemical Formula: CH4N2O. Molar Mass- 60.07 g/Mol. Urea is found in urine. (PEE)
#45 An Aqueous solution of an electrolyte: electrolyte-a liquid or gel that contains ions. Common Name-Salt Water. Chemical Name- NaClH2O. Chemical Formula- NaCl(s)=Na(s)+Cl(aq). Molar Mass-58.5 g/mol.
#13 A chemistry cartoon from the internet
#29 A product of a synthesis reaction: 3H2+N2=2NH3. ammonia, Hydrogen, and Nitrogen.
#31 semi metal: Common name: silicone. commonly used for rubber bracelets and plastic surgery.
Get those medical secrets: http://www.health101.pw/Medical-Secrets.shtml
This video shows you how to say or pronounce Vinorelbine Tartrate.
Audio is from cancer.gov.
By Tom 2016-5-28 14:44
The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.
By Mario 2016-12-12 13:03