Aim: To determine the rate law of chemical reactions Introduction: The aqueous solution of potassium peroxydisulphate can oxidize potassium iodide as follow: Equation: K S 0 (aq) + 2KI (aq)->2K S0 (aq)+I (aq) 2 2 8 2 4 2 KI(aq) +I (aq) -> KI (aq) 2 3 _________________________________________________ K S 0 (aq) +3KI(aq) -> 2K S0 (aq)+ KI (aq) 2 2 8 2 4 2 The rate law of this reaction can be represented as follow: Rate=k[S208 2-]^a [I-]^b When the concentration of peroxydisulphate ions
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The Holidays are here‚ and with that bring all the memories of my mother on Christmas morning. I remember waking up to the smell of something incredible baking in the kitchen. I got out of bed wearing my new pajamas that my mother bought for me and my siblings on Christmas. It was a tradition‚ one of many in my household. I opened the door‚ and the smell of the delicious pie came over my mouth. I could taste it. I walked down the hall‚ and there was the tree‚ all the presents wrapped neatly knowing
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Cooking and Baking: Is There a Difference? Many people would argue that cooking and baking are different. To some degree‚ they are correct. They may use some of the same utensils‚ but they don’t always use the same ingredients. Cooking and baking have their similarities‚ and differences. Cooking refers to the preparation of food in general. Just as there are different categories in the study of science such as geology‚ astronomy‚ and geography‚ there are different categories of cooking. These
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acid (lemon juice‚ vinegar or citric acid). This is necessary to control botulinum bacteria. Acidity may be natural‚ as in most fruits‚ or added‚ as in pickled food. Low-acid canned foods are not acidic enough to prevent the growth of these bacteria. Acid foods contain enough acid to block their growth‚ or destroy them more rapidly when heated. The term "pH" is a measure of acidity; the lower its value‚ the more acid the food. The acidity level in foods can be increased by adding lemon juice‚ citric
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Campbell Title: Baking Specific Purpose: To inform audience that although baking requires skill‚ it can be done easily. Also want to inform audience of the main ingredients that are utilized in every baked good‚ as well as healthy and low fat alternatives for baking. 1. Introduction: A. Attention Material: I am going to be speaking about my personal interest with baking‚ when and why it started and developed. B. Tie to the Audience: Speaking about the most common ways of baking‚ and how I
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Chapter I Introduction Lemon grass (Cymbopogan citratus)‚ also known as “tanglad”‚ is used in medicine‚ cookiang and as insmbopoect repellant‚ in food and beverages‚ and in manufacturing. Lemon grass helps prevent the growth of bacteria and yeast and it has substance that can help relieve pain‚ reduce fever‚ stimulate the uterus and menstrual flow‚ and have antioxidant properties. Background of the Study Dengue cases have been growing in number lately. The daily news on the television reports
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Boost juice is a widely known brand in the drink companies occupying Australia. It has made itself well known since its creation in 2000 by Janine Allis. There are five different ways a company can differentiate themselves from its competitors‚ they are product‚ services‚ channels‚ people and image. Brands will differentiate themselves with competitors through product differentiation by design or features of their product. With services differentiation it is how efficiently
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Lemon Garlic Tilapia Ingredients Original recipe makes 4 servings 4 tilapia fillets 3 tablespoons fresh lemon juice 1 tablespoon butter‚ melted 1 clove garlic‚ finely chopped 1 teaspoon dried parsley flakes pepper to taste Directions 1. Preheat oven to 375 degrees F (190 degrees C). Spray a baking dish with non-stick cooking spray. 2. Rinse tilapia fillets under cool water‚ and pat dry with paper towels. 3. Place fillets in baking dish. Pour lemon juice over fillets‚ then drizzle
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Propelling a Rocket with Baking Soda and Vinegar Materials: * Vinegar * Baking Soda * Paper Towel * Funnel * Cork * In rocket: (instead of film canister) * Plastic Bottle * Pencils(stand) * Duct tape Procedures: 1. Take 1 scoop of baking soda 2. Put it in the middle of the paper towel‚ and then roll it. 3. Put the funnel in the mouth of the bottle‚ and pour vinegar before the duct tape.(it’s up to you) 4. Fix the cork‚ put some paper
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REVIEW OF RELATED STUDIES For the natural repellent with the most scientific backing‚ look to lemon eucalyptus oil‚ the sole natural ingredient to get the EPA’s (Environmental protection agency) endorsement. Numerous studies show that it works just as effectively as low levels of DEET (N‚N-Diethyl-meta-toluamide) (7 percent to 15 percent concentrations) by masking the body’s natural odors. Look for a 30 percent to 40 percent concentration for maximum effectiveness. The most ancient natural remedy
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