Recent activity by Mthandr

Recent activity by Mthandr

The heat of fusion for water is 334 J/g, and the heat of vaporization of water is 2260 J/g. How many joules are required to convert 10.0 g of ice at 0.00 °C to steam at 100. °C? The specific heat of water

asked Dec 26, 2024

1 answer 178k views

Which of the following processes do not contribute to the reduction of elevation in a landscape? (A) Tectonic uplift (B) Weathering (C) Mass wasting (movement) (D) Erosion

asked Dec 11, 2024

1 answer 101k views

During childhood, growth and development of the brain PRIMARILY occurs by increasing A) neuron numbers. B) neuron size. C) number of dendrites and synapses. D) A and B E) B and C

answered Oct 22, 2024

1 answer 35.7k views

Compound ΔHf (kJ/mol) NO(g) +90.4 NO2(g) +33.9 Using the data given, what is the ΔHrxn (in kJ) for: 2 NO(g) + O2(g) → 2 NO2(g) Hint: There is a reason no data is given for O 2(g

asked Jul 6, 2024

1 answer 228k views

Anchor bolts should be spaced no more than _______ apart and no more than _________ from the ends of any plate section or wall corner. Each bolt must extend at least _________ into the concrete.

answered Jun 18, 2024

1 answer 30.4k views

According to the World Health Organization, what percentage of pharmaceuticals sold online are counterfeits?

asked May 26, 2024

1 answer 145k views

2x^2-8,x^3+8 and x^2-2x+4 find the hcf

answered Apr 22, 2024

1 answer 87.9k views

Ndndndncjdbxbxhdhxhdbd bjyrr

asked Nov 27, 2023

1 answer 225k views

Simplify x(2x+1)-(4x-5)

answered Oct 21, 2023

2 answers 60.7k views

Ap physics 1 question #73 5 steps to a 5 500 questions

asked Sep 3, 2023

1 answer 4.2k views

Which of the following best describes the military relationship between the United States and the Soviet Union during the Cold War? A:A. arms race B:B. all out war C:C. open borders

answered Aug 24, 2023

2 answers 105k views

choose the word that refers to a person who leads youths toward knowledge or learning. a.pediatrician b.pedagogue c.pediatrics d.pedantry

asked Aug 16, 2023

1 answer 106k views

Four ways in which one's acceptance can influence effective communication.

asked Jun 14, 2023

1 answer 178k views

For each point, name the quadrant in which it lies or the axis on which it lies. (−33, 47)

answered Jun 10, 2023

1 answer 42.8k views

if canada wanted to increase the vaule of its *human capitial , which of these would be the best course of action

asked May 24, 2023

1 answer 205k views

If the empirical formula for a compound is NO2 and the molecular mass is 230.05 g/mol, what is the molecular formula for the compound? fast

asked Jan 23, 2023

1 answer 146k views

A rectangle is 13 feet long and 4 feet wide. Find its area. help pls Options are 48, 17, 52, 47

answered Dec 29, 2022

2 answers 6.4k views

If 5 more than twice a number is equal to 2 less than 3 times the number, what is the number?

asked Dec 23, 2022

1 answer 8.8k views

Each U.S. state has at least one U.S. Tax Court U.S. Supreme Court U.S. District Court U.S. Court of Appeals

answered Dec 23, 2022

2 answers 203k views

What percent is 28 of 21? Write as a proportion

asked Dec 3, 2022

1 answer 196k views

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