What is the pH of a 0.30 M solution of hydrazine (pKb = 5.9)?

Q: HClO is a weak acid (Ka = 4.0 × 10–8) and so the salt NaClO acts as a weak base. What is the pH of a…

A: Ka of HClO is given as 4 x 10-8. It is required to calculate the pH of solution that is 0.054M in…

Q: Calculate the pH of a 0.0250M solution of Chlorous acid, HClO₂. ka=1.1E-2

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Q: What is the molar concentration of a NH4NO3 solution that has a pH of 6.18? (pKa = 9.25).

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Q: Complete and balance the following acid-base neutralization reaction: 1 H2SO4 + 2 NaOH

A: Balance chemical equation is defined as which has equal number of atoms or ions in both sides…

Q: What is the concentration of H+ ions in HCl whose pH is 6.9?

A: Chemical equation of dissociation of HCl is given by, HCl------------> H+ + Cl- Given pH= 6.9 or…

Q: Fill in the left side of this equilibrium constant equation for the reaction of diethylmethylamine…

A: The weak base given is C5H13N. Hence the reaction of weak base with water can be written as, =>…

Q: If 44.97 ml of a solution of HCl are equivalent to 43.76 ml solution of NaOH, and if 49.14 ml of the…

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Q: Calculate the hydronium ion concentration, [H3O+][H3⁢O+], for a solution with a pH of 5.61

A: • The values provided in the question are:-      i) pH of a solution = 5.61    • We need to…

Q: What concentration of an aqueous solution of NH4+ has the same pH as that of 6.8 × 10–5 M HCl? The…

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Q: Calculate the pH of a 0.10 M solution of sodium hypochlorite (NaCIO; Ka 2.90 x 10-8). Also,…

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Q: Consider a 1M solution that is prepared using the salt NH4NO3. The pKb of ammonia is 4.7 and the pKa…

A: The objective of the question is to determine which statements are accurate about the contents of a…

Q: Which one of the following statements is true? A) A solution with a pH of 3.40 will have a higher…

A: Option C) A solution with a pH of 8.20 is only slightly basic. This is the only correct option.

Q: What is the pH of the 0.200 M H2CO3 solution?

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Q: What is the pH of a solution that contains a hydronium ion concentration of 4.5 x 10-12?

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Q: The pH reading of a sample of each substance is given. Calculate the hydrogen ion concentration of…

A: Given that, a) Spinach  pH = 5.4 then,

Q: 4. Suppose you had a sample of Hydrobromic acid that had a molarity of 0.1 and you had 42 ml of it.…

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Q: What is the [H3O+] of tomato juice that has a pH of 4.10? Is it acidic or basic?

A: PH =-log10[H3O+]If PH < 7 then acidic    PH > 7 then basic

Q: Please Balance the following equation:   CH3COOH (aq) + NaHCO3 (s) = CO2 (g) + H2O(l) + NaCH3COO…

A: The chemical equation can be defined as a symbolic representation of the chemical reaction in the…

Q: What is the pH of 8.1 x 10-5 M HClO4 solution?

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Q: Calculate the pH for the following concentration: [H3O+] = 3.24 x 10-3 M

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Q: The acid ionization constant for Pb(H₂O)62+ (aq) is 6.3x10-7. Calculate the pH of a 0.0498 M…

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Q: Hydrazine, N2H4, is used as a rocket fuel, but also as a reactant in organic chemistry. The K of…

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Q: What is the pH of 8.1 x 105 M HCIO4 solution? Is it acidic, basic or neutral? O 4.09; acidic O 4.09;…

A: • The values provided in the question are:-     i) Concentration of HClO4 solution, [HClO4] = 8.1 ×…

Q: Methylammonium halides, like CH3NH3CI (67.52 g.mol), are white or light colored powders used…

A: CH3NH3Cl is salt of a weak base CH3NH2 and strong acid HCl. Therefore, the hydrolysis reaction of…

Q: What is the pH of a 0.0916728 M solution of HClO3 (which is a strong acid)?

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Q: What is the pH of a solution that is 0.0530 M in NaClO at 25 °C? The Ka for HClO is 4.0×10−8

A: Given thatConcentration of NaClO = [ClO–] = 0.0530 MKa for HClO = 4.0×10−8Kb for ClO– =

Q: What is the base in the following chemical reaction? MgH₂(s) + 2H₂O(l) → Mg(OH)₂(s) + 2H₂(g)

A: MgH₂(s) + 2H₂O(l) → Mg(OH)₂(s) + 2H₂(g)  Acid…

Q: Milk of magnesia is a suspension of magnesium hydroxide in water. Although Mg(OH)2 is relatively…

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Q: Calculate the pH of a 0.20 M HA solution, given the pKa of HA is 2.22.

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Q: Arrange the following in the decreasing order of their basic strength in aqueous solutions: CH3NH2,…

A: The introduction of an alkyl group into ammonia increases the basic strength. The introduction of a…

Q: A scientist is comparing two lakes. She finds that water samples from Lake X have a pH of 3.50 and…

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Q: NB Assume the densities of all solutions are 1.0 g/ml and their specific heat capacities 4.184 1/g.…

A: We are given thermochemical data for the neutralization reaction between HCl(aq) and NH4OH(aq) and…

Q: pH

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Q: Calculate

A: Option c is correct answer. pH= 10.11

Q: Determine the pH of a 0.15 M solution of Ca(BrO2)2 at 25 °C. At the same temperature, Ka for HBRO, =…

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Q: What is the concentration of H3O+ in an aqueous solution with pH of 8.2?

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Environmental Pollution

Environmental pollution occurs due to some unwanted alteration in the surroundings which results in unfavorable effects on all organisms of that surrounding.