Mayra

This page lists questions and answers that were posted by visitors named Mayra.

Questions

The following questions were asked by visitors named Mayra.

What do you call numbers that cannot be arranged into 2-row arrays? Those would be the odd numbers or numbers without a factor of 2 in them.

How did mendel's approach to answering scientific questions differ from that of his contemporaries?

How can I "prove" that a negative times a negative is a positive.

a 5.1 kg bucket water is raised from a well by a rope. the acceleration of gravity is 9.81 m/s^2. if the upward acceleration of the bucket is 4.5m/s^2, find the force exerted by the rope on the bucket of water.

Determine if the fuction is a power function. If it is, then state the power and constant of variation. f(x)=4x^(-3/5)

A car owner forgets to turn off the headlights of his car while it is parked in his garage. If the 12.0-V battery in his car is rated at 150.0 A · h and each headlight requires 41.4 W of power, how long will it take the battery to completely discharge?

Are the pronouns I put down right? My answers are the ones in parentheses 1. The trip led to an argument between Helen and _____. (I) 2. It was ____ who demanded an apology from the newspaper. (us) 3. We appreciated ____ writing a personal letter to expla...

The area of a rectangular hallway is 120 square feet. If the length and the width are both composite numbers what are the possible dimensions of the hallway? Would it be 40 by 4?

How many moles of a gas are present in 2.0L cylinder at 1.50 atmospheres and 17 degree's celcius?

A compound has an empirical formula of CH2 and molecular mass of 84g. What is it's molecular formula?

Consider a 500mL solution containing 2.0×10^-5 mol HCl ·what is the pH of the above solution? ·If the solution is diluted to 1.5 L what will be the new pH?

A 25.0-g sample of sodium hydroxide is dissolved in 400.mL of water. What is the concentration of the solution?

The volume of a gas is increased from 100mL to 250 mL by heating it.If the original temperture of the gas was 15.0°c what will be the final temperture in °c

a beaker has 130 ml of water in it. a rock is placed in the beaker and the water level rises to 148ml. what is the volume of the rock?

Tracy and Maria each choose a card from a deck of cards with positive and negative numbers Tracy pick -12 and Maria pink -6 to pick the greater number

Answers

The following answers were posted by visitors named Mayra.

I want complete one paragraph about write one paragraph of eight to twelve sentences persuading a friend to enroll in Penn Foster by describing at least three advantages of distance-education with Penn Foster compared to a traditional school education. Us...

Why does the standard of error of a mean decrease as population increases.

power is -3/5 and constant is 4

First Convert the inches the mowed width made so that would be 24in x 1ft/12in so you would get 2 feet. So then you would have to divide how wide the yard is by the mowed width. So 50/2 would five you 25. Hope this helps and was what you asked.

Try to do everything inside each individual parenthesis. So in this case I see that there are a lot of fractions, try to convert everything into fractions and that will make the math inside the parenthesis much easier. Once you have them all you can go ah...

Are you sure that it is H3C?

Which ones are right so I have an idea what to go on

Potatoes are sold in 2.25 pound bags. How many whole bags must Tanisha buy in order to have enough potatoes