What is the laboratory air pressure in atm

Assignment Help Chemistry
Reference no: EM13158438

The air in a laboratory was measured with a barometer to be 7.40 x 10^2 mm Hg. What is the laboratory air pressure in atm?

Reference no: EM13158438

Questions Cloud

Calculate the pressure of the gas : A sample of gas occupies a volume of 400 mL at 0.740 atm and 70 oC. Calculate the pressure of the gas if its volume is changed to 360. mL while its temperature is held constant.
Journalize the transaction-events-closing entries : The stockholders' equity accounts of Hashmi Company at January 1, 2010, are as follows: Journalize the transaction, events, and closing entries
What will be distribution of genotypes in next generation : In a population of cattle, the following color distribution was noted: 81% red (RR), 18% roan (Rr), and 1% (rr). Is this population in a Hardy-Weinberg equilibrium? What will be the distribution of genotypes in the next generation if the Hardy-Wei..
The explosion and the ballad of birmingh : I Have to write a compare and contrast poetry paper on "The Explosion" by Philip Larkin and "The Ballad of Birmingham" by Dudley Randall.
What is the laboratory air pressure in atm : The air in a laboratory was measured with a barometer to be 7.40 x 10^2 mm Hg. What is the laboratory air pressure in atm?
Performance appraisal process : What are some problems with Precision's performance appraisal process that might cause challenges for Jackson to implement a merit pay program?
Explain what will be the rate constant for reaction : an activation energy of 43.6 kJ/mol, what will be the rate constant for this reaction at 75oC?
What is the percentage of the other genotypes : A certain form of color blindness in humans is sex-linked. Assume that 2% of the males in a population are color blind. What percentage of the females in this population is expected to be color blind at Hardy-Weinberg equilibrium? What is the perc..
What do you think will cause market fluctuations : What do you think will cause market fluctuations over the next few years as the economy struggles to recover? What areas of the economy should be closely watched as indicators of future activity?

Reviews

Write a Review

Chemistry Questions & Answers

  How many liters of nitric acid are needed

For the neutralization reaction involving HNO3 and Ca(OH)2, how many liters of 1.55 M HNO3 are needed to react with 45.8 mL of a 4.66 M Ca(OH)2 solution?

  What are the concentrations of hso4-

What are the concentrations of HSO4-, SO42-, and H+ in a 0.27 M KHSO4 solution? (Hint: H2SO4 is a strong acid; Ka for HSO4- = 1.3 10-2.).

  Determine the mass of each substance

An unknown mass of each of the given substances as with The final temperature is recorded as indicated 1.Pyrex glass (tf=67.6 C), 2.Sand (tf=70.4 C), 3.ethanol (tf=45.9 C), initially at 19.0 degrees celsius, absorbs 1930 Joules of heat

  How much ammonia is needed

2 NH3 + CH3OH → products . How much NH3 is needed to react exactly with 21 grams of CH3OH

  Find the temperature of the hcl

A student measures out 100.0 ml of 1.00 M HCl and places it in a styrofoam cup. The temperature of the HCl is 22.30C. She then addes 1.002 g of MgO to the cup.

  What is the molarity of the solution

If 3.00 g of (NH4)2SO4 is dissolved in enough water to form 200. mL of solution, what is the molarity of the solution?

  When a ketone is treated with water what general results

When a ketone is treated with LiAlH4 followed by addition of water, what general class of product results?

  Calculate the mass, in grams for a gold sample

Calculate the mass, in grams for a gold sample that absorbs 225 J to change its temperature from 15 Celsius to 47 degrees celsius.

  Explain what is the final river temperature downstream

What is the final river temperature downstream? Assume that the density of the waste stream is 1000 kg/m3.

  What are partial pressure of co2 (g)

For the equation: C (s) + CO2 (g) -> 2CO (g); the value of Kp is 167.5 at 1000 oC. If a 5.00 L container initially contains 2.99 atm pressure of CO2 (g) at 1000 oC, what are partial pressure of CO2 (g) and CO (g) at equilibrium?

  What volume of water must be added

A 10.3 mL sample of a HCl solution has a pH of 2.000. What volume of water must be added to change the pH to 4.000?

  Gluconeogenesis prevented from extensive futile cycling

How are the opposing pathways of glycolysis and gluconeogenesis prevented from extensive futile cycling? a) The catabolic and anabolic pathways do not take place in the same part of the cell

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd