# How do you write scientific notation in mastering chemistry?

Use scientific notation, not e (which Mastering evaluates as the constant 2.718…) or E. For example, enter 1.23*10^5 instead of 1.23e+5 or 1.23E+5. Use commas only as separators between multiple expressions within a single answer box, such as “1999,2009”. Do NOT use commas in any large number, such as 32000.

## How do you write units in mastering physics?

For example, if SI units are required, m (for meters) would be correct but yd (for yards) would not. Mastering can accept as correct any unit answer that is equivalent to the correct answer. For example, if the correct answer is 2 V and you enter 2000 mV, you will receive full credit.

## How do I enter MS in mastering physics?

How do I enter units? Type one space between the number and the units, and then enter the units in the correct format. For example, a velocity would be entered as “1.2 m/s”, not “1.2m/s”.

## What is the magic number in mastering physics?

Although you could try to guess the magic number you would most likely exhaust your tries before getting the correct answer. To help you, the magic number is , where is a number between 1 and 10.

## How do you use scientific notation in mastering physics?

Mastering does not support E notation. To include a large or small number in your answer to a Mastering question, use the provided Equation Editor menus or keyboard shortcuts to enter the number in scientific notation. The keyboard shortcut for multiplication is the asterisk * (shift-8 on most keyboard layouts).

## How do I enter the in symbol on Mymathlab?

If you need to enter a math symbol, use the buttons on the math palette along the bottom of the player. 3) Click or tap “More” to see more symbols and operators. Tap or click a symbol on the symbol palette to enter it in the answer box.

## What value should you use as the area of the base when calculating the answer to Part C?

What value should you use as the area of the base when calculating the answer to Part C? 11.76 cm^2 is the correct, unrounded value of the area of the base.

## What are accepted units?

Accepted Unit means each Unit that has been purchased by the Owner Trustee pursuant to the Participation Agreement.

## What is the unit for frequency?

The number of periods or cycles per second is called frequency. The SI unit for frequency is the hertz (Hz). One hertz is the same as one cycle per second.

## What units are acceleration?

Units. Acceleration has the dimensions of velocity (L/T) divided by time, i.e. L T−2. The SI unit of acceleration is the metre per second squared (m s−2); or “metre per second per second”, as the velocity in metres per second changes by the acceleration value, every second.

## How do I enter in Pearson?

1. Enter |y.
2. Choose and type y.

## How do you type in on Pearson math?

Keyboard shortcuts: Enter math expressions Tablet and smartphone users: Tap the answer box for the toolbar to appear beneath it. Math formats: subscript, exponent, fraction, square root, vector, absolute value, etc. Numeric keyboard to enter . from the Templates menu for the correct format.

## How do you write a bracket on Pearson?

1. Press F8 to insert ( ) and have cursor placed in between.
2. Press F9 to insert [ ] and have cursor placed in between.
3. Press F10 to insert and have cursor placed in between.

## Do you lose points for using hints on mastering chemistry?

There is no penalty for leaving hint questions unanswered. You lose all possible credit for the hint question if you choose Request Answer. If you don’t know the answer, it may be best to leave the hint question blank (see above).

## What is magic numbers in chemistry?

The concept of magic numbers in the field of chemistry refers to a specific property (such as stability) for only certain representatives among a distribution of structures. It was first recognized by inspecting the intensity of mass-spectrometric signals of rare gas cluster ions.

## What is the number of magic?

It is 1729. Discovered by mathemagician Srinivas Ramanujan, 1729 is said to be the magic number because it is the sole number which can be expressed as the sum of the cubes of two different sets of numbers.

## How do I make the degree symbol on my keyboard?

Insert the degree symbol by using a keyboard shortcut Place the cursor where you want to insert the degree symbol. On your keyboard, press Alt + 0176. Note: This method works only for keyboards that include a 10-key numeric pad.

## How do you type math symbols on a keyboard?

On the Insert tab, in the Symbols group, click the arrow under Equation, and then click Insert New Equation. Under Equation Tools, on the Design tab, in the Symbols group, click the More arrow. Click the arrow next to the name of the symbol set, and then select the symbol set that you want to display.

## How do you type to the power of 2 on a keyboard?

Type Alt+0178 for the exponent 2. For example, you can type the number 10² holding the Alt key and typing 0178. Type Alt+0179 for the exponent 3. For example, you can type the number 10³ by holding the Alt key and typing 0179.

## How do you calculate area?

To find the area of a rectangle or a square you need to multiply the length and the width of a rectangle or a square. Area, A, is x times y.

## How do I calculate volume of a triangle?

volume = 0.5 * b * h * length , where b is the length of the base of the triangle, h is the height of the triangle and length is prism length.

## How do you calculate volume?

To find the volume of a box, simply multiply length, width, and height — and you’re good to go! For example, if a box is 5×7×2 cm, then the volume of a box is 70 cubic centimeters.

## What are the 7 basic units of measurement?

• Length – meter (m)
• Time – second (s)
• Amount of substance – mole (mole)
• Electric current – ampere (A)
• Temperature – kelvin (K)
• Luminous intensity – candela (cd)
• Mass – kilogram (kg)

## What are the three types of SI unit?

F.P.S. system (or British system): In this system, the unit of length is foot (ft), unit of mass is pound (lb) and unit of time is second (s). M.K.S. system (or metric system): In this system, the unit of length is metre (m), unit of mass is kilogramme (kg) and unit of time is second (s).