01/17/20

The acceleration due to gravity on some planet is 10.4 m/s2. If you weigh 1371 N on Earth, how much would you weigh on that planet?
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01/17/20

What is the difference between appositives and nonessential elements?
I am honesty quite confused as I know that both add extra or not necessary information, but that is the extent of my knowledge.
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01/17/20

What is the weight of a person with a mass of 70 kg? (If needed, round to the nearest hundredth)
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01/17/20

On Earth, what is the weight of a large screen TV that has a mass of 82 kg? (Answer to the nearest hundredth)
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01/17/20

If 216 grams of silver are mixed with 40 grams of sulfur, how much silver sulfide, in grams, will be produced if there are 8 grams of sulfur left at the end of the reaction?
In the reaction to create silver sulfide, it reacts with sulfur. If 216 grams of silver are mixed with 40 grams of sulfur, how much silver sulfide, in grams, will be produced if there are 8 grams... more
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01/16/20

Which of the following statements accurately describe sexual selection and inbreeding?
A. Sexual selection alters allele frequences, while inbreeding does not affect allele frequencies.B. Sexual selection invovles non-random selection of a mate, while inbreeding involves random mate... more
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01/14/20

Genetics Question for TEAS/HESI/HESI A2 Preparation

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01/12/20

chem 151 mass and density

Calculate these masses.(a)What is the mass (in g) of 5.75 cm3 of palladium, density = 12.00 g/cm3?(b)What is the mass (in g) of 30.0 mL cyclohexane, density = 0.779 g/cm3?
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01/11/20

A shelf holds 27 books each 6cm takes . how many books each 9cm take will the shelf take
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01/09/20

How is temperature related to the kinetic energy of a substance?
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01/06/20

The length of a rectangle is 3 centimeters less than its width. What are the dimensions of the rectangle if it’s area is 154 square centimeters?

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01/06/20

On the basis of your observations of chloroplast location in the leaf, which cells are the main photosynthetic cells?
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01/06/20

What might be the advantage of a flat and thin leaf blade to the photosynthetic capacity of a leaf?
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01/05/20

What helper lympocyte cells are affected in individuals with AIDS by HIV?

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01/05/20

The real number system (absolute value)
Translate the given algebraic statement into a geometric statement about numbers on the number line.| u + v | ≥ 2
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01/05/20

why can't we attach messages to moving stars that will eventually leave the system
Recently a high velocity star was discovered in Australia. I read a National Geographic article that said it would reach another galaxy in 100 million years and that led me to wonder, what if we... more
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01/04/20

Determining equations for distance and rate formulas.
Two cyclists leave towns 90 miles apart at the same time and travel towards each other. One cyclist travels 5 miles slower than the other. If they meet in 2 hours, what is the rate of each cyclist?
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01/02/20

binomial distribution

In how many ways can a person select 3 golf shirts for vacation from a selection of 10 golf shirts?
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01/02/20

binomial distrubtion

In how many ways can you select 3 books to bring on vacation from a group of 11 books?
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01/02/20

binomial distribution

A member of a book club wishes to purchase two books from a selection of eight books recommended for a certain month. In how many ways can she choose them?
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01/01/20

I would like to know if the following statement is true or false.

A cell is labeled “dry” because no water is involved in the reaction.
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01/01/20

What is the purpose of the salt bridge in a galvanic cell?
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01/01/20

I would like to know if the following statement is true or false.

The following reaction is a redox reaction. Al2O3 (aq) + 6NaOH (aq) ==> 2Al(OH)3 (s) + 3Na2O (aq)
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01/01/20

I would like to know if the following statement is true or false.

The following reaction is a redox reaction. 2H3O+ (aq) + Cu (s) + 2HNO3 (aq) ==> Cu2+ (aq) + 2NO2 (g) + 4H2O (l)
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01/01/20

An oxidation number changes from -2 to 0. Does it gain or lose electrons?
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