How many atoms are in very tiny crystal of table salt (NaCI) ?

A) 0

B) 1

C) 2

D) You would need to know the exact size of the crystal to figure this out.

Sara is writing a formal business email. She is writing to tell her client that an order that the client has placed is delayed. What is an appropriate ending statement and complimentary close for her email? Dear Mrs.

Suppose that in 30% of married couples the husband smokes, while in only 20% of the married couples the wife smokes. Finally, it is estimated that in 8% of the married couples the husband and the wife smoke. Suppose a random couple is selected.

An electric clothes dryer has a resistance of 12 ohms. It draws 20 A of current. What is the voltage, in volts, of the wall outlet that it is plugged into?

In the last hour, Ellie observed 32 monarchs, 56 gulf fritillaries, and 8 giant swallowtails visit her butterfly garden. If 480 butterflies visit her garden, how many can we expect will be giant swallowtails?

These systems use sensors or cameras to determine when a vehicle is in an area around your vehicle that you cant see in your mirrors

Examples: 1. Suppose list A contains 30 students in a mathematical class and list B contains the 35 students in an English class, and suppose there are 20 names on both lists. Find the number of students: (a). On list A or B (b). only on lista (c).

2.3=7.9+y how do I solve

The team is considering drilling down in the North Atlantic Ocean (1) and in Sierra Leone (2). Where will the team find hard, solid rock?

Explain the differences of Testosterone vs. Estrogen & Progesterone.

A rental hall has 60 tables. 55% of the tables have 10 chairs at each table. The remaining 45% of the tables have 8 chairs at each table.