What is it meant by relative formula mass? How is it calculated using the periodic table? Each element has a relative atomic mass. When a compound is made‚ these relative atomic masses are added together to calculate the relative formula mass of the substance. For example the atomic mass of Na is 23 and the atomic mass of Cl is 35.5 so the relative formula mass of NaCl is 58.5 How by using RFM is it possible to work out amounts of a substance in terms of moles? The compound I was using in my
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Evaluate the relative roles of natural succession and human activities in the creation of ecosystems within the British isles. (40 marks) An ecosystem is a biological community of interacting organisms and their physical environment. Ecosystems can be changed by both human activity and natural succession. Ecological succession is the observed process of change in the species structure of an ecological community over time. The time scale can be decades (for example‚ after a wildfire)‚ or even millions
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WRITING SKILLS TEST SAMPLE ESSAY INSTRUCTIONS: You will have 15 minutes to read and think about the following topic. You may make notes or outlines on the scratch paper provided. Remember‚ one way to have a good idea is to have many ideas. At the end of 15 minutes you will have 45 minutes to write your essay. Allow yourself at least five minutes to edit and proofread. Dictionaries may be used in this part of the examination. It has been suggested that true happiness lies in liking those things we
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such as stewardess and policeman in favor of terms that do not convey gender such as flight attendant and police officer. Grammatically‚ gender-neutral language (such as gender neutrality in English) is exemplified by the use of a gender-neutral pronoun‚ although this is sometimes confused with the neuter grammatical gender. Proponents of gender neutrality may support public policies designed to eliminate gender distinctions‚ such as favoring same-sex marriage on the belief that society should not
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SPECIFICITY Compound Relative retention time Related sustances From individual solution From blend solution Varation H-GTBRC01 (0.15%) 0.65 0.65 0.00 H-GTBRC02 (0.15%) 0.80 0.80 0.00 H-GTBRC03 (0.15%) 0.43 0.43 0.00 Gefitinib (0.1%) 1.00 1.00 0.00 Observation: No interference was observed due to blank at the retention time of H-GTBRC01‚ H-GTBRC02‚ H-GTBRC03 . The order & relative retention time obtained from individual solution & blend solution were
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"I vow to help you love life‚ to always hold you with tenderness and to have the patience that love demands‚ to speak when words are needed and to share the silence when they are not and to live within the warmth of your heat and always call it home." vowed Faith. After hearing that heartfelt vow be spoken‚ tears rolled down my cheek. I was attending my cousin‚ Faith’s wedding. Faith and i are pratically sisters‚ both being only children. About six months ago‚ we were on a family vacation in New
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of referencing and incorporating all three religions served to remind us that Pi had no different view on the three. Pi’s view on religion ties in greatly with relative truth as Pi sees the correct religion to be the one you see most credible‚ but relative truth can be seen in our entire lives not just religion. A memorable moment of relative truth lies in the ending; Martel ends the book with two different stories. One story sticks to the book involving animals‚ and the other replaces the animals
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NAME : ZULHAIRI BIN MAMAT DATE : 24 AUGUST 2011 TITLE OF EXPERIMENT : DETERMINATION OF THE RELATIVE MOLECULAR MASS OF AMIDOSULPHURIC ACID DATA COLLECTION AND PROCESSING. QUANTITATIVE DATA Type equation here. Experiment | Burette reading / cm3 | Volume of solution used(±0.1 cm3) | | Initial reading(± 0.05 cm3) | Final reading(± 0.05 cm3) | | 1 | 0.00 | 24.70 | 24.7 |
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Have you ever thought about how the interaction between your family and yourself differs from the interaction of you and your friends? The poems “Girls Eye View of Relatives” written by Phyllis McGinley‚ and “Adolescence” by P.K. Page both suggest that human relationships between different people affect our lives in different ways. The first way it can affect our lives is through emotion. There some emotions which we share without family members that we do not share with our friends and vice versa
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n the differences between absolute and relative morality Relativism and absolutism are two ethical theories that strongly differ in beliefs and opinions. A relativist person would believe that there are no absolute universal truths‚ truth is relative to the subject and can differ from person to person and society to society. Relativism considers the outcome of choices; a relativist will generally make decisions based on the likely outcome. On the other hand‚ an absolutist thinker believes that
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