Enter the expression 1N+a, where a is the lowercase Greek letter alpha. Express your answer as a chemical expression. ΑΣΦ ? A chemical reaction does not occur for this question. Submit Request Answer
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- This question has multiple parts. Work all the parts to get the most points. For the reaction below: H*, catalyst + HOPart C Pbl Express your answer as an ion. Submit ΑΣΦ A chemical reaction does not occur for this question. Part D Request Answer AIP Express your answer as an ion. ? ΑΣΦ ? A chemical reaction does not occur for this question. Submit Request AnswerPart B BH? Express your answer as a chemical formula. Fo ΑΣΦ 0 ? A chemical reaction does not occur for this question. Submit Request Answer
- When measuring the caffeine content in coffee, the molecules in the sample will absorb light. The absorbed light data provides information that can then be used in determining the concentration of caffeine. Both statements are correct. 1st statement is True. 2nd statement is False. 1st statement is False. 2nd statement is True. Both statements are False.Enter the expression N+ a, where a is the lowercase Greek letter alpha. Express your answer as a chemical expression.help me please
- ||| O CHEMICAL REACTIONS Predicting the products of a neutralization reaction Predict the products of the reaction below. That is, complete the right-hand side of the chemical equation. Be sure your equation is balanced. HCIO3 + Ca(OH)₂ 45°F Mostly cloudy Explanation 0 Check Q Search ローロ X $ W 0/5 Ⓒ2023 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center Accessibility Jessica plo 40 Ar ? 8: 0 8:19 PM 4/26/2023Give the correct chemical formulas of the products of an acid-base neutralization between H2SO4 and KOH. (Numbers will be assumed to be subscripts in your answer.) Do not try to enter any physical states or coefficients in the answer boxes. The order in which you list the products does not matter. What is the coefficient in front of the KOH in the balanced equation for the reaction? (Report a single digit for your answer.)Mg + 2HCl → MgCl2 + H2 This experiment was performed two times. All values are valid to one decimal place. If the decimal place is not shown, add a ".0" Experiment Mass of Mg (mg) Starting Temperature (°C) Final Temperature (°C) 1 2 19.6 20.7 19.5 20.7 33 33.5 The previous page contained data from two experimental runs for the reaction between magnesium and hydrochloric acid. Mg+ 2HC! MgCl2 + H2 First, how many moles (n) of Mg reacted with the HCI? Use the average value of the two masses from your provided data set. Answer: 0.001658 I Mg + 2HCI MgCl2 + H2 Next, what is the amount of heat absorbed by the water (qsurr) in the experiment? Use the average AT from your data to calculate a single value for q. Report your answer in J. Remember to consult the lab manual and/or the video for any values you might need. Answer: Mg + 2HC! MgCl2 + H2 Finally, calculate A,H for this reaction and report your answer in kJ/mol. Answer:
- Blank 1 is the breakdown of chemical compounds in organic matter that results in the release of nutrients in soluble inorganic forms that are available to plants. Blank 1 Add your answerMoquie $0 219 OWLV2 keAssignment/takeCovalentActivity.do?locator-assignment-take In the following equation for a chemical reaction, the notation (s), (I), or (g) indicates whether the substance indicated is in the solid, liquid, or gaseous state. 2SO₂(g) + O₂(g) →→→2SO3(g) + energy The reaction is Q Search Identify each of the following as a product or a reactant: SO3(g) SO₂(g) 0₂(g) When the reaction takes place energy is Submit Answer 7 L M te OWLv2 | Online teaching and X * Use the References to access important values if needed for this question. Retry Entire Group K CO 144 www.yo up 8 more group attempts remaining L 11 b Answered: For the reaction 2 x + 111 P g P¹ ins prt sc. delete Previous backspace ^ GG 4 home GURN lock 7 home A 6:52 PM 5/14/2023 74 X InTable view List view Table 3. Heat of neutralization data and calculations Sample 1 Sample 2 [1] Volume of HCI (mL) 50.0 50.0 [2] Temperature of HCI (mL) 23.0 23.0 [3] Volume of NaOH (mL) 50.0 50.0 [4] Temperature of mixture after reaction (°C) 26.5 27.6 3.5 4.6 Temperature difference (°C) [5] Number of calories evolved (cal) enter a positive value [6] Moles of H* that were neutralized (mol) [7] Calories evolved per mole of H* (cal/mol)