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Chemistry
Chemistry
College
Aqueous copper (II) sulfate reacts with aqueous potassium fluoride to producea precipitate of copper (II) phosphate and aqueous potassium sulfate.
Chemistry
High School
why is conventional solar electricity is so expensive to generate??
Chemistry
High School
For the reaction So3 + H2O -> H2SO4, how many grams of sulfur trioxide are required to produce 4.00 mol of sulfuric acid
Chemistry
College
A percent composition analysis yields22.6% phosphorus (P) and 77.4%chlorine (CI). What is the empiricalformula for the compound?BP2C17PCI:
Chemistry
High School
Help pleaseee :( .....
Chemistry
High School
balance : _ Na + _ H2O
Chemistry
High School
what is a characteristic of a strong acid
Chemistry
High School
Need help plssss!!!!!
Chemistry
High School
The pressure in a Red Rider BB gun cartridge is 1.5 atm. If the rifle was at 25 C prior to firing, what is the temperature change of the cartridge after firing if the cartridge reaches standard air pressure of 1.0 atm?
Chemistry
College
how many atoms of carbon are in a diamond with a mass of 0.568 g?
Chemistry
High School
Im sorry Im confused can you help me?
Chemistry
College
In the hydrogenation of ethylene using a nickel catalyst, the initial concentration of ethylene is 1.65 molL1 and its rate constant (k) is 0.0014 molL1s1 . Determine the rate of reaction if it follows a zero-order reaction mechanism.
Chemistry
High School
Biologist group living things based on ____. Habitat Habitat Size Size Colors Colors Shared Characteristics
Chemistry
Middle School
The International Date LineOruns through Greenwich, EnglandO roughly follows the 0 line of longitudeO is recognized as the location where new days begino divides the United States into different time zones
Chemistry
High School
explain what is meant by an exothermic reaction and write balanced equation for any two exothermic changesPlease do not answer from links Please answer correctlyUrgent
Chemistry
College
What is the precipitation like in the arctic tundra?Use this website to answer the question: https://thewildclassroom.com/biomes/artictundra-2/Question 4 options:In summer, it typically rains less than 5 cm (
Chemistry
High School
Calculate the pOH and the pH of a 5.0 x 10-2 M solution of NaOH.
Chemistry
College
what type of forces are unequal forces that cause a change in an object's motion such as speed or direction
Chemistry
College
Which object will have more potential energy (PE), a book on the edge of a small bookshelf or a penny sitting on the edge of the Empire State building? EXPLAIN your reasoning.
Chemistry
College
> Question 20 3.3 pts A gas occupies 500.0 mL at a temperature of 27.0C. What is the volume at 15.0C? (Remember to convert C to Kelvin.) Use Charles' Law V1T2 = V2T1 1500 O 480 0 350 900
Chemistry
College
Which organism dna will differ the most from the leopard
Chemistry
High School
What is the molarity of a solution prepared by dissolving 198 g of BaBr2 in 2.00 liters of solution?
Chemistry
High School
What factor determines whether an acid or base is strong or weak?A)The number of hydroxide ions.B)The number of hydronium ions.C)The extent to which the acid or base ionizes.
Chemistry
College
What happens to the amplitude of waves when two waves overlap and are out of phase with each other?
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