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- Fulgurites are the products of the melting that occurs when lightning strikes the earth. Microscopic examination of a sand fulgurite shows that it is a globule with variable composition that contains some grains of the definite chemical composition Fe 46.01%, Si 53.99%. Determine the empirical formula of these grains.37 37) Balance each of he followny equetens. a feClolag) + KoHragp > FelOH),Is>+ KClca. + H0(1)H, POrto7 D.Liz Ocs) t Hz01) > LiOtha E. Mmoziss + Cess > Ma(s) + GOerg) F. Sbes) + Clzegp Sb6l3es)WLVZ | Online teaching and lea New tab Ô https://east.cengagenow.com/ilrn/takeAssignment/takeCXPCompliantActivity.do?locator=Dassignment-take CHAPTER 2 - ATOMS, MOLECULES, AND IONS OPrevious Page 1 of 2 Next O You are given 0.10 g samples of Na, Y, Ge, and Mn. List the samples in order of the amount (moles) from smallest to largest. O Na < Mn < GeTopic: Chapter 2 Materials and OWLV2 | Online teaching and lea X New tab Ô https://east.cengagenow.com/ilrn/takeAssignment/takeCXPCompliantActivity.do?locator=Dassignment-take CHAPTER 2 - ATOMS, MOLECULES, AND IONS OPrevious Page 1 of 2 Next O You are given 0.10 g samples of Li, Ca, Cr, and Ba. List the samples in order of the amount (moles) from smallest to largest. O Ba < Cr < Li < Ca O Ba < Cr < Ca < Li O Ba < Ca < Cr< Li O Li < Ca < Cr < Ba Time+Management.pdf Open file Time+Management.pdf Open file Time Management a.pdf Open file 09.07.21 - Time Ma.ppt Open file ... e Type here to searchIOw.Com/in/ lakeAssighment/takeCovalentActivity.do?locator%3Dassignment-take [References] Use the References to access important values if needed for this question. A 24.36 gram sample of chromium is heated in the presence of excess chlorine. A metal chloride is formed with a mass of 74.19 g. Determine the empirical formula of the metal chloride. Enter the elements in the order Cr, Cl empirical formula = Submit Answer Try Another Version 10 item attempts remaining Previous Ne 8:59 AM search 3/19/2021 DELLReport Sheet: Exp. 15: PERIODIC PROPERTIES NOTE: All chemical equations must be balanced and must include physical states or phases. Name of partner: I. Reactivity with Water A. Lithium, Sodium and Potassium Describe the reaction of each metal with water. Include specific identification of the products formed. Na and H6₂0 Q-1 Q-2 feezing k and H₂0 feezing Li aindl H₂0 feezing Write the balanced chemical equation for each reaction: Q-3 and Q-4 turn smoke andl Pink ignition turn Pink Clear Rank:ORE Formula metal ORE Formula metal Bauxite Al,O, -2H,O Al Zincite ZnO Zn Copper Iron Pyrites CuFeS, Cu Rock salt NaCI Na Zinc Blende ZnS Zn Cinnabar HgS Hg Magnesite MgCO, Mg Magnetite Fe,O, Fe 3. 4. Epsom salt MgSO, -7H,O Mg Galena PbS Pb Horn Silver AgC/ Ag Gypsum CaSO, 2H,O Са Рyrolusite MnO, Mn Lime stone СаСО, Са Haematite Fe,O, Fe Carnallite KCI MgCl, 6H,O MgA monoatomic anion with two charges contains 36 electrons. It is statements is false? A. Kr B. Ca2+ C. Sr2+ D. O2- E. Se2- choose all that apply 1b. Consider the reaction, 2 Al + 3 Cu2+ → 2 Al3+ + 3 Cu. The oxidizing agent is, Al Cu2+ Al3+ Cu H2O in which this reaction takes place. 1c. Which of these formulas is(are) not valid for hexane? A. C6H14 B. C6H6C. C6H16D. CH3CH2CH2CH2CH2CH3 E. CH3(CH2)4CH35. Why is t2 a canman CXidcition Stete For the transition elements" Ction Stete 7or theSEE MORE QUESTIONS