What is the mass in grams of 0.0135 of the element sodium Na?

What is the mass in grams of 0.0135 of the element sodium Na?
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Last Answer : 0.2 mol

What is the answer and how did you get it using the balanced equation from problem 4 Determine the limiting reagent if you start with 200 grams of sodium hydroxide and 100 grams of sulfuric acid?

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Last Answer : The chemical equation is:2 NaOH + H2SO4 = Na2SO4 + 2 H2OMolar mass of sodium hydroxide is 39,9971 g; molar mass of sulfuric acid is 98,079 g.2 . 39,9971 g NaOH----------------------98,079 g H2SO4200 g ... ---------xx = (200 x 98,079)/2 . 39,9971 = 245 g H2SO4So sulfuric acid is the limiting reagent.

How many grams of sodium are in sodium carbonate?

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How many grams of sodium are in three moles of sodium carbonate?

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Last Answer : Many of them, like lead (Pb) are named after their latin roots.

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Description : What Sodium (Na) and water (H2O) undergo a chemical reaction that produces sodium hydroxide (NaOH and hydrogen gas (H2). Which equation represents this chemical reaction?

Last Answer : 2Na+2H20->2Na0H+H2 ::::apex

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Last Answer : 1, because Na does not have a number after it.

What make H2CO3. Ans you can make H2CO3 by CO2 plus H2O H2CO3 if you want to make sodium hydrogen carbonate then you can make it like this Na plus H2CO3 NaHCO3?

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Last Answer : The correct chemical equation is:Na2CO3 + CO2 + H2O = 2 NaHCO3

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Description : Rank the following laboratory tests and procedures in terms of their relative value to a 65-year-old woman who is to undergo elective resection of a sigmoid cancer. A. Carcinoembryonic antigen (CEA). B. ... Arterial blood oxygen tension (PaO 2) on room air. G. Serum sodium concentration (Na+).

Last Answer : Answer: CDFEBAG DISCUSSION: The most important test by far is the electrocardiogram, with its capacity to indicate signs of occult heart disease. The second most important evaluation is the hemoglobin ... for resection of the colon is always normal and would be of least value among these tests

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Sodium reacts with water to form sodium hydroxide and hydrogen gas. The balanced equation which represents the above reaction is (a) Na(s) + 2H20(l) → 2NaOH(aq) + 2H2(g) (b) 2Na(s) + 2H2O(l) → 2NaOH(aq) +H2(g) (c) 2Na(s) + 2H20(l) → NaOH(aq) + 2H2(g) (d) 2Na(s) + H20(l) - 2NaOH(aq) + 2H2(g)

Description : Sodium reacts with water to form sodium hydroxide and hydrogen gas. The balanced equation which represents the above reaction is (a) Na(s) + 2H20(l) → 2NaOH(aq) + 2H2(g) (b) 2Na(s) + 2H2O(l) → 2NaOH(aq) +H2(g) (c) 2Na(s) + 2H20(l) → NaOH(aq) + 2H2(g) (d) 2Na(s) + H20(l) - 2NaOH(aq) + 2H2(g)

Last Answer : Answer: (b)

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The exchangeable sodium ratio (ESR) can be calculated as ESR = Exchangeable (C2+ + Mg2+)/Exchangeable Na+ ESR = Exchangeable Na+ / ESR = Exchangeable Na+ / Exchangeable (Ca2+ + K+) ESR = Exchangeable Na+ / Exchangeable (Ca2+ + Mg2+)

Description : The exchangeable sodium ratio (ESR) can be calculated as ESR = Exchangeable (C2+ + Mg2+)/Exchangeable Na+ ESR = Exchangeable Na+ / ESR = Exchangeable Na+ / Exchangeable (Ca2+ + K+) ESR = Exchangeable Na+ / Exchangeable (Ca2+ + Mg2+)

Last Answer : ESR = Exchangeable Na+ / Exchangeable (Ca2+ + Mg2+)

Sodium adsorption ratio (SAR) can be calculated by using of formula (a) SAR = Na+ / (b) SAR = Na+ / (c) SAR = Ca2+ + Mg2+ / (d) SAR = Na+ /

Description : Sodium adsorption ratio (SAR) can be calculated by using of formula (a) SAR = Na+ / (b) SAR = Na+ / (c) SAR = Ca2+ + Mg2+ / (d) SAR = Na+ /

Last Answer : (b) SAR = Na+ /

What is the name and chemical formula of the main product formed by heating baking soda. (a) sodium carbonate,Na 2 CO 3 (b) Bleaching powder ,CaOCl 2 (c) sodium chloride,Na Cl (d)Plaster of paris ,CaSO 4 .I/2H 2 O

Description : What is the name and chemical formula of the main product formed by heating baking soda. (a) sodium carbonate,Na 2 CO 3 (b) Bleaching powder ,CaOCl 2 (c) sodium chloride,Na Cl (d)Plaster of paris ,CaSO 4 .I/2H 2 O

Last Answer : (a) sodium carbonate,Na 2 CO 3

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Sodium valproate has been shown to: A. Prolong neuronal Na+ channel inactivation B. Attenuate ‘T’ type Ca2+ current in neurones C. Inhibit degradation of GABA by GABA-transaminase D. All of the above

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An aqueous solution of sodium chloride is prepared by dissolving 10kg of sodium chloride in 50 kg of water find (i) Weight % (ii) Mole % of solution. [Atomic weight of Na = 23, Cl = 35.5]

Description : An aqueous solution of sodium chloride is prepared by dissolving 10kg of sodium chloride in 50 kg of water find (i) Weight % (ii) Mole % of solution. [Atomic weight of Na = 23, Cl = 35.5] 

Last Answer : Weight of NaCl = 10 kg Weight of H2O = 50 kg Total weight = 60 kg Weight % of NaCl = (10/ 60) * 100 =16.67% Weight % of H2O = (50/ 60) * 100 = 83.33% Molecular weight of NaCl = 58.5 k moles of NaCl ... 100 = 5.79% Mol % of H2O = (moles of H2O / Total moles)*100  = (2.78/ 2.949)*100 = 94.26%

What is the ground-state configuration for Na+? The atomic atomic number for sodium is eleven.

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If you start with 24 grams of a radioactive element with a half-life of one month, how many grams of the radioactive element will be left after 2 months? w) 1.5 grams x) 3 grams y) 6 grams z) 12 grams

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The elements of the third period of the Periodic Table are given below: periodic-classification-of-elements-chapter-wise-important-questions-class-10-science-1 (a) Which atom is bigger, Na or Mg? Why? (6) Identify the most (i) metallic and (ii) non-metallic element in Period 3. -Science

Description : The elements of the third period of the Periodic Table are given below: periodic-classification-of-elements-chapter-wise-important-questions-class-10-science-1 (a) Which atom is bigger, Na or Mg? Why? (6) Identify the most (i) metallic and (ii) non-metallic element in Period 3. -Science

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The most electropositive element among the following is (a) Na (b) Ca (c) K (d) Cs

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Among the elements of the 3rd period from Na to Ar, pick out the element: (L-2) (a). with highest first ionization enthalpy. (b). with largest atomic radius. (c). that is most reactive non-metal. (d). that is most reactive metal.

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Last Answer : 130.08 {(10atm)(10)(32)/(0.0821) (300K)}