Crushing and Milling (reducing ore size) Cu2S(s) + H20 (l) Water is added to make a pumpable slurry. Flotation (separation of valuable content) Cu2S(s) + H20 (l) CaCO3(s) (added to give a basic PH level) pine oil or C2H5OH (liquid called a frother) C3H5KOS2 (potassium amyl xanthate to make the copper particles cling to the bubbles as they rise to the surface) O2 (pumped into bottom of tank‚ agitates soloution and starts to froth‚ bringing bubbles to the surface) Cu2S particles adhere
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BIO UNIT 1 STUDY NOTES History of Classification Aristotle (384-322 BC) -greek philosopher -classified living things in 2 kingdoms (ANIMALS AND PLANTS) -Plants = herbs‚ shrubs & trees -Animals= those of sea‚ air and land -lasted 2000 years Theophrastus (372-287 BC) - “Father of Botany” - 2 botanical works Andrea Cesalpino (1519-1603) - Italian physician - created 1st new system of classifying plants - classified plants on the basis of the structure of their fruits and seeds John Ray
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1. Plant Nutrition Nine macronutrients of plants: C‚ H‚ N‚ O‚ P‚ S‚ K‚ Ca‚ Mg Components of soil: Horizon a (topsoil): humus‚ leaf litter‚ decaying matter Horizon b (middle): minerals but no humus Horizon c (bottom): rock Most common nutrient deficiencies: N‚ P‚ K 2. Transport of Water and Minerals in Xylem Xylem transports water and minerals from the roots to the leaves Plant cells include: cell wall‚ plasma membrane‚ nucleus‚ chloroplasts and central vacuole Soil to root Water is absorbed
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A soft sound of metal on metal rings through the soft forest I find myself in. Slime spews out of the centipede and covers my shirt‚ but I power on shoving my sword through its gut. It slowly begins to turn to dust. Out of its eye sockets‚ two slime green orbs fall. Upon touching my sword they glow brightly and begin to melt into my sword. A new large vein of green intertwines with the old fire red veins of my sword
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Kiss My Ash by William Severini Kowinsky I could barely speak. I was having lunch with the young editor-publisher of the In Pittsburgh alternative weekly in the summer of ’89. As a contributing editor and a regular columnist‚ I had always written about anything I wanted‚ exactly as I wanted‚ and smoking was one of my recurring subjects‚ though by no means the dominant one. But I knew immediately I couldn’t change his mind. He was already committed. "We can’t run any more stories on smoking
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the ability to use their recycling slime in order to achieve a closed recycling of wash water and to improve the coal preparation plant environment‚ and the obvious economic and social benefits. At home and abroad has been widely promoted and applied.Research a foreign high-frequency shaker Back in the early 1950s‚ foreign R & D had a high frequency vibration sieve. In the metallurgical industry‚ as a concentrator fine iron ore grading; coal processing for slime dehydration‚ referral and classification
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experiment to be conducted is with the reagents polyvinyl alcohol and sodium borate solutions‚ each solution is to be added DI water to dissolve the solute then mixing both together at a breakthrough point temperature for the formation of a polymer – slime. In the first experiment‚ into two small vials 1.00 mL of DI water and 1.00 mL of salad oil was added to each vial. For the preparation of the xanthan gum solution‚ 30.0mL of DI water was poured into a small beaker. The beaker was placed on a hot
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Name:________________________ Period: ______ Identifying Scientific Variables For the following experiments identify the three variables for each experiment and what the experimental and control groups should look like. 1) TQ: Does the type of fertilizer affect the number of flowers on a rose bush? Scenario: Different rose bushes are grown in a greenhouse for two months. The scientist is interested in seeing how fertilizer affects the growth of the plants. The number of flowers on each bush
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include a goal‚ learning outcomes‚ materials‚ and a step-by-step guide on how to complete the activity. You will want to refer back to Lesson 5 to see an example of how to format and create your lesson plan as well as ideas and suggestions. Title: Slime Letters Goal: To gain knowledge of letters of the alphabet through sensory play during small group time in the classroom. Learning Outcome: gain meaning by listening‚ knowledge and recognition of letters‚ represents ideas through play‚ convey letters
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Cow - Eye Dissection Lab Report Name: Eli Wilson Group #: 1 Group Members: Anthony Sophia Emily Specimen Name: Cow Eye Purpose: To look at the different parts in the cow eye. Materials: A laptop A lab notebook Pencil or pen Background: There are many critical parts of the eye that help you see. There are many parts of the eye that help you interpret images: the cornea‚ lens‚ retina‚ iris‚ and optic nerve. The optic nerve takes in light from the retina and send it’s to the brain. When
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