Web1. A law is always given in the form of a mathematical expression. 2. Once a hypothesis passes one or two tests it is considered a theory. 3. Observation is a key component of the scientific method. A sample of cesium carbonate, weighing 3.80 g, requires 1.90 g of hydrogen bromide gas to completely decompose to water, cesium bromide, and carbon ... WebCorrections? Tell what is wrong with each of the following formulas and write a correct formula: a. HSH hydrogen sulfide b. HCLO2 chlorous acid c. 2HN2 hydrazine-two hydrogen atoms and four nitrogen atoms d. C2H6 ethane, Tell what is wrong with each of the following molecular formulas and write a correct formula: a. H3PO3 phosphorous …
Facile synthesis of copper cobalt sulfide and nickel hydroxide …
WebIn this video we'll write the correct formula for Copper (I) phosphide (Cu3P). To write the formula for Copper (I) phosphide we’ll use the Periodic Table, a ... WebJun 2, 2015 · The balanced chemical reaction will be, In this reaction, copper and sulfur are the reactants and copper sulfide is the product. Let the mass of sulfur be 'x' gram. According to the law of conservation of mass, Therefore, the total mass of sulfur consumed will be, 0.64 grams and the chemical formula of the compound produced is, copper oxide. how to interpret the move index
(PDF) KEY KEY KEY Mrs. Meer Name # Chemistry Date …
WebMay 25, 2024 · Explanation: Copper metal can access two common oxidation states, i.e. Cu+ or Cu2+: Cu2S copper (I) sulfide or cuprous sulfide; CuS copper (II) sulfide or … WebLi 2 O 2. Lithium Chromate. Li 2 CrO 4. Lithium Dichromate. Li 2 Cr 2 O 7. Lithium Hydrogen Phosphate. Li 2 HPO 4. Lithium Phosphate. Li 3 PO 4. WebOct 29, 2024 · Copper (I) is an ion of copper that has a charge of +1, i.e . Sulfur is an element in group 6 of the periodic table. The sulfur ion has a charge of -2, i.e . To form … how to interpret the mean in spss