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Write the balanced chemical equations for the following reactions (a) Sodium carbonate on reaction with hydrochloric acid in equal molar concentrations gives sodium chloride and sodium hydrogencarbonate.

asked Dec 21, 2024

1 answer 15.3k views

what is the mechanical advantage of a first class lever that has an input force of 200 N and produces and output force of 1300 N

answered Nov 20, 2024

1 answer 142k views

If you have a solid understanding of atomic radius, all the other periodic trends can be derived based on it. This is because of effective nuclear charge and how the nucleus attracts the electrons. Chemistry

asked Nov 7, 2024

1 answer 129k views

p?= a. If p and pare the lengths of perpendicular drawn from the origin upon the lines X sec a + y coseca - a = 0 and x cosa. -- y sina. - a cos 2a, = 0, prove that 4p?

asked Oct 3, 2024

1 answer 136k views

Find the area under the standard normal curve to the left of z = -2.8 and to the right of z = 2.06. Round your answer to four decimal places, if necessary.

asked Sep 28, 2024

1 answer 53.0k views

What is the vertical guideline through the eye of a volute in an Ionic capital, from which the spiral form is determined? a. Cathetus b. Echinus c. Apophyge d. Bell

asked Sep 3, 2024

1 answer 90.3k views

Identify three details that support the following main idea:the civil war devastated the south

answered Jul 30, 2024

1 answer 42.6k views

What did the Barbary States believe if a treaty was not signed with another country?

answered Jun 6, 2024

1 answer 99.5k views

What function removes extra spaces at the beginning and end of a string? A) Trim() B) Substring() C) Replace() D) Concat()

asked Feb 13, 2024

1 answer 91.5k views

If y=5x-3, find the value of y when x=0

answered Dec 13, 2023

1 answer 221k views

The data points show an item's value y (in dollars) at a time x (in years) after its purchase.Each figure has the same data points.However, each figure has a different curve fitting the data.The equation

answered Nov 17, 2023

1 answer 144k views

For a presentation, I have to compare Mohandas Gandhi (a hero in history) and Augusto Pinochet (a villain in history), what is a good presentation title? Pls help mee I’m not creative enough

asked Nov 9, 2023

1 answer 4.4k views

What is the second component of a circuit?

asked Oct 25, 2023

1 answer 25.2k views

€45,000 is loaned and after a year, 4 months and 15 days €52,500 is received. Calculate interest as a percentage.

asked Jul 6, 2023

1 answer 203k views

Which term best describes a chemical process in which the tempature increases

answered May 13, 2023

1 answer 37.5k views

Write the correct equation for the following statement. The quotient of x and seven is twelve

answered May 2, 2023

1 answer 60.9k views

Gran paradiso was the first national park in which country?.

answered Mar 6, 2023

2 answers 159k views

Kayla bought a necklace for $15. She also bought some bangle bracelets for $3 each. Kayla spent no more than $30 for the bracelets and the necklace. Which inequality can be used to find b, the number of

answered Feb 20, 2023

2 answers 32.3k views

Kara and Karl love steak, fried chicken, hamburgers, mashed potatoes, and french fries. They like green beans and peas. How many different meals including a meat, potatoes and a green vegetable can they

answered Dec 22, 2022

1 answer 98.4k views

30 points! Which statement best describes the difference between strong nuclear forces and weak nuclear forces? (2 points) Group of answer choices Weak nuclear forces are involved when certain types of

answered Dec 20, 2022

2 answers 56.0k views

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