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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
Chemistry
high-school
1
answer
224k
views
bumblebees show some ability to control their own body temperature. During cold weather, bumblebees have been ovserved warming their flight muscles by shivering. The bees are able to maintain a body temperature
asked
Nov 2, 2024
Biology
high-school
1
answer
54.5k
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
Physics
high-school
1
answer
155k
views
Alexander paints 9 feet an hour. How many feet can he paint in 53 hours?
answered
Sep 17, 2024
Mathematics
college
1
answer
163k
views
Write a text about nature
answered
Aug 16, 2024
English
high-school
1
answer
235k
views
T/F PII can include medical information, financial information, educational records and religious affiliation.
asked
Aug 10, 2024
Computers & Tech
high-school
1
answer
210k
views
Why did the Framers set a qualification for the presidency related to citizenship? A. They wanted to ensure that the President would be a U.S. citizen, without loyalties to any other country. B. They wanted
asked
Aug 5, 2024
Social Studies
college
1
answer
164k
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
Physics
high-school
1
answer
220k
views
Solve the following LP formulation and determine the maximum profit at the optimal solution. MAx:3x+2y st. 1x+1y≤5A 1x≥2B 2y≤8C x⋅y≥0 13
asked
Jun 11, 2024
Mathematics
college
2
answers
61.7k
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
Mathematics
college
1
answer
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
Mathematics
high-school
1
answer
180k
views
Why did people visit the Kaaba before the time of Muhammad?
asked
Jan 26, 2024
History
high-school
1
answer
176k
views
What bromination product(s) would you expect to obtain when the following compound undergoes ring monobromination upon reaction with Br-2 and FeBr3? Only the organic product is required. Draw the molecule(s)
asked
Jan 20, 2024
Chemistry
high-school
1
answer
206k
views
Why isn't per capita GDP always an accurate reflection of people's wealth? a) It measures income distribution inaccurately b) It considers only the average income c) It excludes non-monetary assets d)
asked
Jan 11, 2024
Business
high-school
1
answer
105k
views
Any definition of abnormality or mental disorder must be kept? 1) Flexible and open to interpretation 2) Rigid and fixed 3) Based on cultural norms 4) Science-based and objective
asked
Jan 7, 2024
Health
high-school
1
answer
48.1k
views
In RNA, uracil is present instead of thymine (in DNA)? A) True B) False
asked
Jan 3, 2024
Biology
high-school
1
answer
127k
views
Why can things like the sea fans and cuttlefish live in the seas off europe?
asked
Nov 18, 2023
Biology
high-school
1
answer
129k
views
Conditional form of ir. Mi padre______a una estación de esquí.
answered
Sep 29, 2023
Spanish
college
2
answers
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
Mathematics
high-school
2
answers
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
Mathematics
college
1
answer
30.5k
views
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