Recent activity by Phil Lello

Question

If an element has 30 protons and 33 neutrons , what is the mass?

asked Dec 22, 2024

1 answer 71.6k views

A scientist has two solutions, which she has labeled Solution A and Solution B. Each contains salt. She knows that Solution A is salt and Solution B is salt. She wants to obtain ounces of a mixture that

asked Nov 11, 2024

1 answer 128k views

Which Strategic Operations management decision is to determine the efficient flow of materials, people and informations

asked Nov 9, 2024

1 answer 142k views

What is black mold and where does it usually grow? 1) In dry areas 2) In areas with high humidity 3) In areas with low humidity 4) In areas with moderate humidity

answered Oct 1, 2024

1 answer 175k views

According to research, what factors make a police officer more likely to take formal action? 1) A serious crime being reported 2) The crime being reported by a respectable member of the community 3) The

asked Sep 27, 2024

1 answer 55.2k views

According to the text, early stone tools were developed about: a) 500 years ago b) 5,000 years ago c) 50,000 years ago d) 500,000 years ago

answered Sep 23, 2024

1 answer 11.0k views

A physician with specialized training in obtaining and interpreting medical images is a ________.

answered Aug 28, 2024

1 answer 96.4k views

according to trevor noah's experience, how did black south africans typically structure their full names?

asked Aug 28, 2024

1 answer 157k views

Which type of symbols express in emotional ways what a system means?

answered Jul 1, 2024

1 answer 141k views

Anyone with access to a computer, an Internet connection, and a means to pay for purchased goods or services can participate in ____.

asked Jul 1, 2024

1 answer 115k views

Select the correct answer. What represents the value of the second-best alternative that a person gives up when making a choice? OA. marginal spending OB. marginal benefit OC. opportunity cost O D. marginal

asked Jun 28, 2024

1 answer 122k views

The coherence length for Na light is 2.945×10-2 m.The wavelength of Na light is 5890 Å. Calculate %0D%0A– (i) Number of oscillations corresponding to the coherence length (ii) Coherence time.

asked Jun 8, 2024

1 answer 205k views

Lucy Smola borrowed $2,500 at 18% for 12 months. Her monthly payment is $229.20. Q1 If Lucy makes the monthly payment for 12 months, how much will she pay back to the lender? Q2 Lucy has the opportunity

asked May 19, 2024

1 answer 3.1k views

What aspect reinforces the notion that the residents of Hornstrandir have been resistant to a particular technology, and what potential development could possibly change their situation, regardless of

answered Apr 9, 2024

1 answer 191k views

In Christopher Marlowe's "The Tragical History of Doctor Faustus," why did Faustus begin to believe that human salvation was impossible? Faustus first began to believe that human salvation was impossible

asked Apr 3, 2024

1 answer 58.3k views

How much water should be added to 65 ml of 60% acid solution to dilute it to a 50% acid solution?

asked Feb 27, 2024

1 answer 30.7k views

How many moles of AIN in 34.8g? Please show work or explanation

answered Feb 8, 2024

2 answers 36.1k views

Please help!! this is algebra 2

answered Dec 1, 2023

1 answer 131k views

Opposite noun of a trivial affair

asked Sep 26, 2023

1 answer 105k views

A square pyramid has a height of 6 units and a volume of 70 units. If a square prisn has the same base area and volume as the square pyramid, what is its height? O2 2 units 4 units 6 units 08 8 units

answered Sep 25, 2023

1 answer 64.7k views

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