a company is making a salt nacl solution for medical use each bottle contains 200 ml of salt solution the solution is 2% nacl how many gramsof nacl are needed to make one bottle of the company's salt sol

Q: An aqueous solution was prepared by dissolving 4.93 g of KBr in enough water to make 750. mL of solu...

A:

Q: When conducting a titration of an acid by adding base to the equivalence point, it is appropriate to...

A: Before you begin the titration, you must choose a suitable pH indicator, preferably one that will ex...

Q: 33 On the following reactions: MnO4− + I− → MnO4− + IO4−, which is the oxidizing agent? Select one: ...

A: MnO4- + I- → MnO2 + IO4- In this given recation, MnO-4 is reduced and I- is oxidised.

Q: What mass of concentrated sulfuric  ( a 95% solution of H2SO4 by mas) is needed to prepare 500. g of...

A:

Q: The chemical formula for strontium sulfide is SrS. A chemist determined by measurements that 0.070 m...

A: Mole can be defined as the  standard unit for measuring large quantities of very small entities such...

Q: 0.02 M NaOH reagent was standardized using 0.1000 g Potassium hydrogen phthalate (204.22 g/mol) and ...

A: Given:-  Mass of Potassium hydrogen phthalate  = 0.1000g  Molar mass of Potassium hydrogen phthalate...

Q: What two factors causes hydrogen bonds to be so much stronger than typical dipole-dipole bonds?

A: Hydrogen bonding is stronger than dipole dipole force of attraction because in hydrogen bonding most...

Q: 1. An air mixture contains 0.00015 mol CO in 10 mol of air. What is the CO concentration in ppmv? As...

A: Given number of moles of CO = 1.5 × 10-4 molesTotal moles of the mixture = 10 mole

Q: Experimental Data Table: Initial [IO3¯ ag] (mol/L) Initial [H* Initial [I (ag)] (mol/L) Trial Run Ti...

A: The iodine clock reaction is given by: IO3(aq)−+5I−(aq)+6H+(aq)  → 3I2(aq)+3H2O(l)  

Q: 1. Name at least 3 naturally occurring alkenes and give their use or significance.

A:

Q: 1.  Ideally, all atoms have the same number of protons and electrons, therefore all atoms are consi...

A: Given, Ideally, all atoms have the same number of protons and electrons, therefore all atoms are con...

Q: If the initial concentration of (CH3)gCBr (aq) is 0.100 M and the half-life of this reaction is 1.45...

A:

Q: a. Se, b. 20. Show the direction of the dipole in each bond. Label the atoms with &+ and 8-. a. H-F ...

A: Here the atom which is more elctronegative will carry fractional negative charge and less elctronega...

Q: N204(9) = 2 NO2(g) Colorless Brown gas gas

A:

Q: 2. Assign E or Z configuration to each of the following alkenes: la) HOCH, CH3 (b) HO2C OCH le NC CH...

A: Alkenes can be defined as the organic compounds that contain carbon carbon double bonds.

Q: Calculate the pH for each case in the titration of 50.0 ml. of 0.250 M HCIO(aq) with 0.250 M KOH(aq)...

A:

Q: Atomic Weights of the following elements: N = 14 amu Na = 23 amu C = 12 amu H = 1 amu O = 16 amu 1. ...

A: Since you have posted multiple questions, we'll answer the first one. If you want any other question...

Q: Calculate the boiling point and freezing point of 10 g of C6H12O8 dissolved in 259 g of water.

A:

Q: What solvent would you use to differentiate compound A from compound B? Compound A Compound B CH3CCH...

A: The small aldehydes and ketones are freely soluble in water but solubility falls with chain length. ...

Q: Propose a mechanism to account for the formation of 2,3-dimethyl-2-butene from 3,3- dimethyl-2-butan...

A:

Q: Which should be most soluble in water? А) H HH H H C C-C-C–H butane нннн B) 0=C-O-H formic acid C) H...

A:

Q: Draw structures corresponding to the following systematic names: (e) (3E,5Z)-2,6-Dimethyl-l,3,5,7-oc...

A: To draw the structure for the following compound : (e) (3E,5Z)-2,6-Dimethyl-l,3,5,7-octatetraene(c) ...

Q: concentration

A:

Q: 4) A solution is formed by adding 35 g of ammonium nitrate to 250 g of water. What is the percent by...

A: Since you have asked multiple question, we will solve the first question for you. If you want any sp...

Q: A solution was prepared by dissolving 1.058 g of NAOH pellets with 100 mL of distilled water and tra...

A:

Q: 24 Suppose 5.056 grams of an unknown solute are dissolved in 50.0 grams of phenol (C6H5OH). The resu...

A:

Q: Unless otherwise stated, you may assume T = 25. °C in all of the following problems. For problems in...

A: According to Le-chatelier's principle when any changes are made on an equilibrium then it shifts in ...

Q: How many grams of potassium dichromate (K2Cr2O7) are required to prepare a 250 mL solution concentra...

A:

Q: distilled water

A: In this question we have to explain the distilled water device and also know about features.

Q: Name: Unit 4 Lesson 2 Test Stoichiometry GO Make sure each equation is balanced 1,00794 7.01587 +32....

A: Given Reaction:-  H2S + Cl2 -----> S8 + HCl Balanced reaction :-  8H2S + 8Cl2 -----> S8 + 16HC...

Q: Question 5 of 10 2 Po H H3C-CH Which are products of the heterolytic bond cleavage (indicated by the...

A:

Q: Calculate the concentrations of acetic acid (pKa = 4.76) and sodium acetate necessary to prepare a 0...

A:

Q: The osmotic pressure of solution containing 7.0g of insulin per liter is 23 torr @ 25degrees Celsius...

A:

Q: 1. Which of the following is NOT an example of physical property? B. Length A. Texture C. Intensity ...

A:  Physical property is a characteristic of matter that can be observed and measured without changing ...

Q: Which of the following is correct about thioethers?    They are more reactive than their correspondi...

A: Thioetheres are a functional group in organic chemistry. 

Q: The medication order calls for adenosine 10 mg in 50 mL NS to be administered IVPB over 20 min. What...

A: The concentration of the adenosine  is 10 mg in 50mL.

Q: 2 What mass of water must be used to dissolve 20.0 grams of ethanol, C2H5OH, to prepare a 0.0500 mol...

A:

Q: Which one has the Highest vapor pressure? Lowest IMF? Why? a. Alcohol b. Sea water c. Water d. Mercu...

A: 1) Highest vapour pressure - Vapor pressure is the pressure caused by the evaporation of liquids. Th...

Q: Calculate the molarity and the molality of the solution Calculate the estimated freezing point of th...

A: Given, A solution is prepared by dissolving solid FeCl3 in water. Molar mass of FeCl3 = 162.2 g/mol ...

Q: Choose among the choices (an) example/s of (an) strong base. a. NaOH b. KOH c. Ba(OH)2 d. Both A and...

A:

Q: A 0.543-g sample of solid magnesium is burned in a constant-volume bomb calorimeter that has a heat ...

A:

Q: A chemist determines by measurements that 0.075 moles of bromine liquid participate in a chemical re...

A: Given value -  Moles of Br2 = 0.075 moles, Molar mass = 159.808 g mol-1  Then,  

Q: Why are DOC concentrations lower in the deep Pacific than in the deep Atlantic? O Much of the ocean'...

A: The very low DOC are  due to microbial decomposition in excess of new carbon introduced by sinking p...

Q: Calculate the pressure exerted by CO2 in a cola bottle if its molar solubility in the solution is 1....

A: Henry law: This law states that the concentration of a gas dissolved in a liquid depends on the part...

Q: Calculate the pH during the titration of 25.00 mL of 0.1000 M NaOH with 0.0500 M HCl at 25 °C after ...

A: Given,  Molarity of NaOH = 0.1000 M  Volume of NaOH in mL = 25.00 mL  Molarity of HCl = 0.0500 M  Vo...

Q: What Grignard reagent and what carbonyl compound might you start with to prepare the following alcoh...

A:

Q: The ammonia from a 600.0 mg organic sample is distilled into 50.00 mL of 0.1042 M HCI and 11.28 mL o...

A: Given data,Mass of organic sample=600mg=0.600gMolarity of HCl=0.1042MVolume of HCl=50mL=0.050LMolari...

Q: 0.02 M NaOH reagent was standardized using 0.1000 g Potassium hydrogen phthalate (204.22 g/mol) and ...

A:

Q: Need solution urgently   If 3.3 mL of 0.200 M Fe3+ solution is mixed with 2 mL of 0.00200M SCN- so...

A: This is an example of dilution law here we are required to find the final concentration  of the Fe3+...

Q: List these four compounds in order of decreasing molar solubility in 0.010 M NaI.

A: