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Which choice most accurately describes voltage?
A. the amount of electrical energy in a circuit B. the amount of electrical
5 answers
asked by
anon
1,569 views
Judy tests a common household substance and finds that it has a pH of 7.
What type of substance is in the scenario? A).basic
6 answers
asked by
Kiley
3,647 views
cabbage leaves___caterpillar___kisskadee___hawk
1.)what do the arrows in this food chain show? 2.)give the reason why a food
4 answers
asked by
Kavita
656 views
The sun converts matter to radiant energy at a rate of 1.4 x 10 to the 17th power kg per year, how much matter is converted into
3 answers
asked by
Carole
443 views
What is the acceleration of a car when the engine exerts 20000 N of force, road friction is 10000 N and the mass of the car is
1 answer
asked by
Tonya Jones
356 views
What is he final temperature after 80.0 calories is absorbed by 10.0 grams of water at 25.0 *C?
1 answer
asked by
Anonymous
608 views
Hydrogen chloride (HCl) and potassium hydroxide (NaOH) react.
What products are formed from this reaction? A).H2O B).NaCl C).Na+,
2 answers
asked by
Kiley
722 views
Zuzana tests a common household substance and finds that it has a pH of 3.
What type of substance is in the scenari? A). basic
4 answers
asked by
Kiley
4,138 views
Solution F has a pH of 11, and Solution G has a pH of 13.
How does the concentration of hydroxide ions in Solution F differ from
2 answers
asked by
Kiley
1,234 views
Equal quantities of a strong acid and a strong base are mixed together, forming a solution.
What is the pH of the solution?
10 answers
asked by
Kiley
2,915 views
What is the difference between a weak and strong base?
A).Only some of the molecules of a weak base dissociate to produce
2 answers
asked by
Kiley
795 views
What do positive hydrogen ions produce when they react with water in solution?
A).hydroxide ions B).hydronium ions C).a salt
4 answers
asked by
Kiley
1,500 views
What is produced in a neutralization reaction?
Select all that apply. A).salt B).hydroxide ions C).hydronium ions D).water I do
1 answer
asked by
Kiley
606 views
Examine the false statement.
Weak acids always have a high pH. Select the rewording that makes the statement true. A).Strong
9 answers
asked by
Kiley
1,657 views
How did Mendeleev organize the elements in the periodic table?
A) By decreasing atomic mass from left to right and top to bottom
1 answer
asked by
Kaylee
818 views
Matthias wants to dissolve a solid sample of calcium chloride (CaCl2), which is an ionic compound.
Which solvent will dissolve
3 answers
asked by
Trent
1,606 views
According to the Arrhenius model of acids and bases, what happens when an acid is added to water?
The acid increases the
3 answers
asked by
Trent
1,119 views
Randy is building a house. He wants to put stucco on the outside walls of his house. To make stucco, he needs sand. He lives on
4 answers
asked by
Trent
1,622 views
Which substance is the least likely to dissolve in water?
methanol (polar) vegetable oil (nonpolar) table salt (ionic) methane
4 answers
asked by
Trent
2,674 views
Please, help me solve this problem.
A block and tackle consisting of 4 pulleys is used to raise a load of 300N through a distance
1 answer
asked by
John
262 views