Chemical Formulas and Chemical Compounds MIXED REVIEW SHORT ANSWER Answer the following questions in the space provided. 1. Write formulas for the following compounds: CuCO3 a. copper(II) carbonate Na2SO3 b. sodium sulfite (NH4)3PO4 c. ammonium phosphate SnS2 d. tin(IV) sulfide HNO2 e. nitrous acid 2. Write the Stock names for the following compounds: magnesium perchlorate a. Mg(ClO4)2 iron(II) nitrate b. Fe(NO3)2 iron(III) nitrite c. Fe(NO2)3 cobalt(II) oxide d. CoO nitrogen(V) oxide
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BALANCED RING MODULATOR Nur Amirah binti Kamaruzaman#1‚ Nurasmira Wanie binti Abd Wahab#2‚ Nurul Liana binti Mansor#3‚ Bachelor of Electronic Engineering and Computer Engineering (BENE) 1B021110140 2B021110237 3B021110216 Abstract— balanced ring modulator is a type of modulator that the diodes are arranged like a ring. In balanced ring modulator‚ there are also transformers and the carrier. This type of modulator is like bridge modulator. However‚ the arrangement of the diodes are different from
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with this letter you will find your child’s Smarter Balanced test results. These results report your child’s performance on the English language arts and mathematics sections of the Smarter Balanced test that was administered in March 2017. For more information about the Smarter Balanced test‚ please visit the Connecticut State Department of Education website at www.sde.ct.gov. In the search box in the upper right hand corner‚ enter Smarter Balanced Parent Guide. It is important to remember that these
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2013 The Balance Scorecard – Chadwick‚ Inc. Relying on traditional financial measures‚ a single perspective‚ failed to provide a clear performance on the business performance of operations. The balanced scorecard gives managers a comprehensive view of the business by providing four perspectives of both external and internal operations: financial perspective‚ customer perspective‚ internal business perspective‚ and innovation and learning perspective. The Balance Scorecard allows executives
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McIntosh Balanced Budget Amendment I do not believe that within the next seven years the United States Constitution will be amended to require the national government to balance its budget each year. While I believe that a balanced budget is necessary in order to avoid potential political and economic crises‚ the party division in the two chambers of Congress as well as the difficulty of amending the Constitution‚ pose a major obstacle this nation faces in order to do so. “A Republican balanced-budget
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Chapter 1 Chemical Reactions and Equations Q.1. Why should magnesium ribbon be cleaned before burning in air ? Ans: Magnesium ribbon is a very reactive metal. When stored it reacts with oxygen to form a layer of magnesium oxide on its surface. This layer of magnesium oxide being a stable compound prevents further reaction of magnesium with oxygen. The magnesium is cleaned before burning in air to remove this layer so that the metal can be exposed to air properly. Q.2. Write the balanced equation
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Chemical Periodicity Engr. Imelda Galera De La Salle University-Dasmariñas Dasmariñas‚ Cavite Philippines ABSTRACT Chemical periodicity was demonstrated using different samples of elements from Group IA‚ IIA and IVA. These samples are: Li2CO3‚ Na2CO3‚ K2CO3‚ MgCO3‚ CaCO3‚ BaCO3‚ Carbon‚ Tin‚ Silicon and Lead. Each sample was placed in a test tube‚ (one sample and one test tube) and the physical color‚ appearance and state was defined. Water was used to test the solubility of the element
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Advantages of a balanced diet #1–More energy Being undernourished makes you feel exhausted‚ weak‚ and sluggish. Having tons of energy and feeling strong is just one of many healthy eating advantages. #2 – Clearer thoughts Have you ever struggled to concentrate? It’s not fun feeling like you can’t quite get your thoughts together‚ especially if you really need to concentrate on something important. A balanced diet is full of nutrients that you brain needs so the great advantage is that your
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The essential components of a balanced literacy program are Comprehension‚ content area study‚ Literacy strategies and skills‚ literature‚ oral language‚ phonemic awareness and phonics‚ reading‚ vocabulary and writing. Comprehension is the understanding portion of literacy . Without comprehension children will not understand what they are reading it would be like a non-Spanish speaker reading Spanish words‚ they can sound out the words phonetically but they have no idea what the words mean or what
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Chemical Reactions Chemical Change • reorganization • original substances form new substances with different formulas • may or may not involve a change of state • symbols used to describe chemical reaction are known as a chemical equation • Chemical equations do not have equal signs (=) they have an arrow Chemical Equations • Must follow the Law of Conservation of Matter • atoms can neither be created or destroyed during a chemical reaction • What
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