subject
Chemistry, 06.12.2021 01:30 charati3923

Jacinta wrote the following passage about chemical changes. A chemical change is a change that results in one or more new substances with different properties. When a chemical change occurs, the new substance can give off an odor, such as rotting fruit or cookies baking in the oven. Chemical changes can cause color changes, such as iron rusting and turning a reddish-brown color. When wood is burned or ingredients are mixed for baking a cake, a new substance is made.

Choose the best statement that Jacinta can add to her passage.

Chemical changes, such as rotting fruit and burning wood, are affected by temperature. More heat and energy causes a faster chemical change.
Wood burning and fruit rotting creates new substances through a chemical change that is affected by sound energy.
Rotting fruit and burning wood is a chemical change that occurs because there is a decrease in temperature. Less heat causes a faster chemical change.
When a chemical change occurs, the new substance that is created has properties similar to the original substance.

ansver
Answers: 3

Another question on Chemistry

question
Chemistry, 22.06.2019 02:00
Write a hypothesis that answers the lesson question, β€œwhile observing a chemical reaction, how can you tell which reactant is limiting? ” hypothesis: if a substance is the limiting reactant, then . . because . .
Answers: 1
question
Chemistry, 22.06.2019 06:30
Suppose a lab group reports a ppercent yield of sand of 105. is it really possible to collect more sand than was originally represented? what is the possible explanation for the extra product?
Answers: 2
question
Chemistry, 22.06.2019 10:00
Miner's coal distributors does not mine coal itself, nor does it even store or handle the coal. instead, miner's solicits orders for low sulfur coal from other firms, then purchases the required amount from suppliers and directs them to ship the coal to its customers. what is miner's
Answers: 1
question
Chemistry, 22.06.2019 13:50
Which of these is a physical property
Answers: 1
You know the right answer?
Jacinta wrote the following passage about chemical changes. A chemical change is a change that res...
Questions
question
Computers and Technology, 09.12.2021 02:30
Questions on the website: 13722365