Study Guide

Study Guide

Assessment

Flashcard

Chemistry

10th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a property that depends on the amount of material present?

Back

The heat required to melt an ice cube is a property that depends on the amount of material present.

2.

FLASHCARD QUESTION

Front

What observation contributed to Dalton’s model of the atom?

Back

A pair of elements can form several compounds that are composed of different ratios of the elements.

3.

FLASHCARD QUESTION

Front

What does the table of contributions to atomic theory indicate?

Back

One discovery was important for another.

4.

FLASHCARD QUESTION

Front

What is the electron configuration of an atom with 29 electrons?

Back

1s2 2s2 2p6 3s2 3p6 4s1.

5.

FLASHCARD QUESTION

Front

If a block of iron has a density of 7.75 g/mL, what would be the density of a smaller block if it is cut in half?

Back

The density would still be 7.75 g/mL.

6.

FLASHCARD QUESTION

Front

Define density.

Back

Density is the mass of an object divided by its volume, typically expressed in g/mL or kg/m³.

7.

FLASHCARD QUESTION

Front

What is Dalton's Atomic Theory?

Back

Dalton's Atomic Theory states that all matter is made of atoms, which are indivisible and indestructible particles.

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