Discuss a saturated solution of potassium chloride
How about if the temperature was 60 degrees Celsius? At 10 degrees Celsius, which is more concentrated, a saturated solution of potassium nitrate or a saturated solution of potassium chloride?
Expected delivery within 24 Hours
Determine the ratio of the concentration of carbonic acid (H2CO3) to that of the bicarbonate ion (HCO3-). The pH of a bicarbonate-carbonic acid buffer is 7.70.
Determine the final temperature of the water when the specific heat of water is 4.184 J/(g*°C) if 35.3 kJ of energy is absorbed by 500.0 g of water at 10.0°C.
As well, suppose that diffraction effects, instead of atmospheric turbulence, limit the resolving power of the telescope. Determine the maximum distance which these stars could be from the earth.
Is it correct to say that the only ions an acidic solution contains are H+ ions and that the only ions a basic solution contains are OH- ions? If not what would the correct descriptions of such solutions be?
What do these observations tell us about the nature of the DDT molecules? The pesticide DDT concentrates in the fat of animals and tends to remain in the soil despite heavy rain that washes away other contaminants.
Determine pH of this solution at the 25C when a solution is made up dissolving the 45.0g of "soda ash" (99.0% pure Na2CO3, by weight)) and 20.0g of 100% pure K2CO3 in 5.0Liters of aqueous solution at the 25C.
At the 1% level of significance, give the associated critical statistic accurate to two decimals.
Which particle will move un-deflected through the field if the Alpha particles having speed 1000m/s to2000m/s enters into a velocity selector where the electric intensity is 300 V/m and the magnetic induction of .02T.
1938066
Questions Asked
3,689
Active Tutors
1460231
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
In the same study, which problem most threatens the validity of the results? Need Assignment Help? Question options: Subjects were are randomly sampled
Question: "Reliability" is best described as: Need Assignment Help? Question options:
Crimes against children and young adults present unique challenges for law enforcement and victim service providers due to victims' developmental stages,
Met with youth for session, youth was upset due to the fact her home visit was cancelled after being caught stealing out of DCPP transport purse.
Meet with Sophia for session, she was excited about going out shopping at five and below, Sophia described wanting to look at makeup and nail care items
The theoretical foundation of this study draws primarily from Social Learning Theory (Bandura, 1977) and the Toxic Triangle Framework