# Posts by tyra

Total # Posts: 51

**geography**

underpants

**Math**

How much should a girl go to 4th weigh?

**Math🙄**

Christie rode 24 blocks in one hour. How many blocks could she ride in 2 1/4 hours?

**AP Chemistry**

Determine the pH of the following solutions. 1) 0.600 M HCl 2) 0.052 moles of H2SO4 dissolved in 4.2 L of water. 3)5.6 grams HNO3 dissolved in 450 ml of water. 4) 2.5 grams of NaOH dissolved in 500 mL of water. 5) adding 2 grams NaH dissolved in 0.56 L of water. 6) 20 mL of 0....

**AP Chemistry**

I think I understand 1) and 2) but I do not understand how to calculate the pH when it is dissolved and diluted.

**AP Chemistry**

You have to determine the pH of these solutions. These are acid-base questions.

**AP Chemistry**

Determine the pH of the following solutions. 1) 0.600 M HCl 2) 0.052 moles of H2SO4 dissolved in 4.2 L of water. 3)5.6 grams HNO3 dissolved in 450 ml of water. 4) 2.5 grams of NaOH dissolved in 500 mL of water. 5) adding 2 grams NaH dissolved in 0.56 L of water. 6) 20 mL of 0....

**Louisiana History**

A)food storage

**math**

Thanks you so much :)

**math**

Please tell me how to do,this

**math**

Solve: 5/x=10/7

**math**

The monkey bars on a playground measures 14.8ft long. A scale model of the bars measures 8 inches long. Write a scale statement for the model.

**math**

The scale factor for a model train is 1/6.if the actual train is 25 ft long, how long is the scale model? Is it A) 4.2ft, B) 3.4ft, C)150 ft, D) 5ft?

**math**

A scale on a map is 1 cm equals 50km. If the straight line distance between two cities on a map is 4.5sm, how far is the actual distance between the two cities?

**math**

The ratio of Steve's age to Tims age is 6:7. If Steve is 84, how old is Tim?

**math**

The Food Barn sells candy bars at a price of 5 for $1. Margaret bought $12 worth of candy bars there and resold half of them at a price of 3 for $1 and half at a price of 2 for $1. How much profit did she make (assuming her labor costs are zero)?

**Statistics**

Sorry for the 2nd post...please omit...

**Statistics**

In a survey conducted by researchers at the University of Wisconsin, subjects were asked the question "Have you ever used cocaine?" in one of three methods, anonymous survey, personal interview, or phone survey. The contingency table below shows the results of this ...

**Statistics**

In a survey conducted by researchers at the University of Wisconsin, subjects were asked the question "Have you ever used cocaine?" in one of three methods, anonymous survey, personal interview, or phone survey. The contingency table below shows the results of this ...

**world geography**

Why are some bodies of water in Russia unnavigable for part of the year?

**math statitics**

The makers of the MAGNETIZER Engine Energizer System (EES) claim that it improves gas mileage and reduces emissions in automobiles by using magnetic free energy to increase the amount of oxygen in the fuel for greater combustion efficiency. Following are test results, ...

**english 9 1**

did

**vocabulary**

I have to use propose to answer this question. Change one letter to make another word for market or store.

**Statistics help please!!!**

B. two-sample t-test of means C. H0: ì d = 0 where ì d = ì (before MAGENTIZER) - ì (after MAGNETIZER) B. 0.0039 D. Do not reject HO: The MAGNETIZER does not appear to reduce emissions

**General Chemistry**

What is the molality of KBr in a solution made by dissolving 2.21 g of KBr in 897g of water

**Science**

What are 10 disadvantges and advantages of shifting cultivation in agricultural science?

**Science**

What are 10 disadvantages and advantages of shifting cultivation?

**math**

how do I find the rules for input output division tables

**math**

8x+x=12x=12

**7th grade**

I need general info on the Versailles Palace in France. I can't seem to find any sites that are easy to understand.

**ADDING AND SUBTRACTING DECIMAL THEN FILLING IN THE**

0.67+1.09 THEN FILLING IN THE CHART

**Biology**

26. b 27. a

**6th grade**

The LCM of two numbers is 10. What could the two numbers be ?

**college physics**

A 600-kg car is going over a curve with a radius of 120 m that is banked at an angle of 25° with a speed of 30.0 m/s. The coefficient of static friction between the car and the road is 0.30. What is the normal force exerted by the road on the car? can u please help me ??

**Computer**

What is a microchip?

**health**

Thanks everyone

**health**

When comparing the flow of lymph in the lymphatic system with the flow of blood in the circulatory system, it can be said that the lymphatic system also A. uses a pump. B. contains fluid that travels in only one direction. C. uses valves to prevent backward flow. D. contains ...

**Science**

A patient complains of constantly desiring food and water, then having to urinate frequently. Tests show normal ADH levels. These symptoms suggest A. diabetes insipidus. C. diabetes mellitus. B. Cushing’s syndrome. D. panhypopituitarism. C

**Science**

Does this mean his sympathetic nervous system overrides the parasympathetic stimulation for saliva production?

**Science**

A young man happens to spot an ex-girlfriend he’s trying to avoid. Why does his mouth become dry? Where could I find information on the question?

**English**

How long would a short essay be?

**Chemistry**

How can soap make soft water from hard water? What objections are there to using soap for this purpose?

**Math/Chemistry**

In my graph I have one line that decreases. What would be the shape name of a curve that would do so?

**Algebra**

f(x) = -4(x+2)(x - 5)^3 - 2, multiplicity 1, touches the x-axis and turns around; 5, multiplicity 3, touches x-axis and turns around I left (x+2) out of the equation. Can you explain to me these type of problems, I only understand a little bit of it.

**Algebra-check my answers**

can you check my answers please? Find the zeros for the polynomial function and give the multiplicity for each zero. State whether the graph crosses the x-axis or touches the x-axis and turns around, at each zero. f(x) = 2(x - 2)(x + 4)^4 2, multiplicity 1, crosses x-axis; -4...

**ap algebra**

can you check my answers please? Find the zeros for the polynomial function and give the multiplicity for each zero. State whether the graph crosses the x-axis or touches the x-axis and turns around, at each zero. f(x) = 2(x - 2)(x + 4)^4 2, multiplicity 1, crosses x-axis; -4...

**ap algebra**

Can you please help me with these problems I don't understand them? thanxs! Find the zeros for the polynomial function and give the multiplicity for each zero. State whether the graph crosses the x-axis or touches the x-axis and turns around, at each zero. f(x) = 2(x - 2)(...

**ap algebra**

Can you please help me with these problems I don't understand them? thanxs! Find the zeros for the polynomial function and give the multiplicity for each zero. State whether the graph crosses the x-axis or touches the x-axis and turns around, at each zero. f(x) = 2(x - 2)(...

**social studies**

i need 7 facts on michelangelo Here are two really interesting sites. http://en.wikipedia.org/wiki/Michelangelo http://www.hlla.com/reference/mb-bio.html

**Writing**

Josie wrote a newspaper advertisement about the school cafeteria's meatloaf. She wanted everyone to try it, so she explained how delicious it was and why they should eat it.Was her advertisement an example of descriptive,persuasive, narrative, or expository writing? Is ...

**childhood education**

I have this question on a homework assignment. PLEASE HELP!! Mr. Eller wrote the following steps on individual cards: 1. crush graham crackers 2. put pudding in the cup 3. sprinkle crushed graham crackers on pudding 4. Add a marshmallow and enjoy! He mixed up the cards and had...