Calculate oh- and ph in a solution in which dihydrogen
calculate [OH-] and pH in a solution in which dihydrogen phosphate ion, H2PO4- is 0.335M and hydrogen phosphate ion, HPO4^(2-) is a)0.335M b)0.100M
Expected delivery within 24 Hours
10 mg of magnesium metal and 30 ml of hydrochloric acid are added to 300 ml of water and hydrogen gas is eveloved. The reaction is as follows: Mg + 2HCl -> H2 + Mg2+ (aq) + 2Cl- (aq). Calculate the limiting reactant.
A photon having E = 46.9 keV energy scatters from a free electron inside a metal. What is the maximum energy the electron can gain from the photon
What is the total number of valence electrons that must be shown in the Lewis structure for magnesium fluoride B. How many dots would be shown in the Lewis symbol for phosporus. Use a number, not a word.
A charge Q = 23.0 ?C is distributed evenly on a wire bent into an arc of radius R = 47.0 cm, What is the electric field at the center of the arc that subtends ? = ±40.0°
The first step in the citric acid cycle of food metabolism is reaction of oxaloacetate with acetyl CoA to give citrate. Propose a mechanism, using acid or base catalysis as needed. Oxaloacetate + Acetyl CoA ----> Citrate
A charge of 2.65mC is placed at each corner of a square 0.450m on a side, Determine the direction of the force on a charge
Write balanced net ionic equation for the neutralization of equal molar amounts of HNO_2 and KOH
Write balanced net ionic equation for the neutralization of equal molar amounts of HBr and NH_3
1940217
Questions Asked
3,689
Active Tutors
1456020
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Students will provide a brief overview of the client demographics (fictional name, age, gender identity, marital status, ethnicity, and/or race),
Locate several journal articles that focus on the treatment of addictive behaviors. First, choose one of the following interventions:
How should one break down the steps in a complex behavior such that they can be trained using forward or backward chaining?
A 17-year-old boy with no significant past medical history presents with his parents for concerns regarding his aggressive behavior.
Explain the purpose and potential benefits of conducting a formative and/or summative evaluation study
Problem: Following your meeting with Sharon, update the Behaviour of Concern section in her Individual Care Plan (ICP)
A patient who has lost the ability to form new memories begins painting as part of an art therapy class. The patient attends biweekly painting