Answers by Konstantin Likhter
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Answers by Konstantin Likhter

Answers by Konstantin Likhter
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When 0.617 0.617 g of sodium metal is added to an excess of hydrochloric acid, 6410 6410 J of heat are produced. What is the enthalpy of the reaction as written? 2Na(s)+2HCl(aq)⟶2NaCl(aq)+H2(g) 2 Na (
answered Dec 24, 2024
7 votes
224k views
A magnetic field is oriented at an angle of 44∘ to the normal of a rectangular area 6.5 cm by 6.8 cm If the magnetic fux through this surface has a magnitude of 4.3×10⁻⁵T⋅m2, what is the strength of the
answered Oct 14, 2024
4 votes
155k views
Alexander paints 9 feet an hour. How many feet can he paint in 53 hours?
answered Sep 17, 2024
1 vote
163k views
The speed of a bobsled is increasing, because it has an acceleration of 3.54 m/s'. At a given instant in time, the forces resisting the motion, including kinetic friction and air resistance, total 598
answered Jun 11, 2024
4 votes
220k views
1 hour = 3,600 seconds and 1 mile = 5,280 feet. MAKE A CONJECTURE ABOUT HOW YOU COULD convert a speed of 15 miles per hour to feet per second. Then convert.
answered Apr 11, 2024
2 votes
36.0k views
Martha baked cupcakes for three different classes, and each class needs 24 cupcakes. Which equation can be used to find X, the total number of cupcakes Martha will bake? A) 24 B) 72 C) 72 D) 27
answered Jan 30, 2024
3 votes
180k views
Conditional form of ir. Mi padre______a una estación de esquí.
answered Sep 29, 2023
4 votes
132k views
Dakota deposited $500 in an account earning 10% interest compounded annually, To the nearest cent, how much interest will she earn in 3 years?
answered Jun 28, 2023
8 votes
106k views
You pick a card at random without putting the 1st card back you pick a second card at random what is the probability of picking a 7 then picking a number greater than 7cards: 7,8,9
answered Jun 26, 2023
7 votes
30.5k views
If two terms of an arithmetic sequence are a11 = 31 and a15 = −1, what is a28? −193 −185 −105 −2
answered Mar 31, 2023
1 vote
141k views
What is the value of x in the triangle? Round your final answer to the nearest hundredth.
answered Mar 25, 2023
3 votes
139k views
20. Determine the measure of ZUXW in the diagram. Y U X 78° 54% W Z
answered Mar 9, 2023
5 votes
21.2k views
Jeremy feeds his cats the same amount every day after 4 days he has feed his cat 12 cups of food how many cups would he feed his cats in 9 days
answered Jan 2, 2023
4 votes
37.0k views
Pls help with this question.
answered Nov 23, 2022
2 votes
30.2k views
How old was Ennio Morricone when he began to seriously study music?
answered Oct 30, 2022
4 votes
150k views
Lowest common multiple of 28 and 144
answered Jul 1, 2022
14 votes
30.9k views
What includes the vice president? A. Legislative Branch B. Judicial Branch C. Executive Branch
answered May 9, 2022
6 votes
43.8k views
Using a variety of environmentally friendly ways to keep pests away is called: * 1. Plantation Agriculture 2. Integrated Pest Management 3. GMO-free Agriculture
answered Apr 30, 2022
9 votes
40.6k views
which common element of a problem solution structure is not present in the fixing a flat tire passage?
answered Apr 26, 2022
5 votes
171k views
A payday loan store charges $45 for a one-month loan of $540. What annual interest rate is this equivalent to?
answered Mar 9, 2022
7 votes
48.6k views
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