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During a chemical change the form of a substance is altered but not its identity true or false?
The statement is false: A chemical change of a substance is defined as a change in which the substance is not the same substance after the change as it was before.
Is it true that a physical change and a chemical are exactly alike?
Not true, they are not similar; a chemical change is a change in the molecule, the physical change is not.
Is it true that a chemical change is also called a chemical reaction?
Yes
Is this statement true Ice being broken into small bits is an example of a chemically change?
No it is not, as the ice will still retain its chemical properties. This is an example of a physical change. Remember that the indicators of a chemical change are a change in colour, a change in odour, a change in temperature, the formation of a precipitate, or a gas being given off.
Is the process of making sugar a chemical change?
Yes, it is true; this technology involve chemical processes.
During a chemical change the form of a substance is altered but not its identity true or false?
The statement is false: A chemical change of a substance is defined as a change in which the substance is not the same substance after the change as it was before.
Is it true that temperature can affect chemical reaction?
Yes, this is a true statement.
Is it true that a physical change and a chemical are exactly alike?
Not true, they are not similar; a chemical change is a change in the molecule, the physical change is not.
A substance that undergoes a chemical change is still the same substance after the change?
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True or false the sublimitation is a change from solid to gas?
That statement is true.
A chemical reaction causes a chemical change true or false?
It is true that a chemical reaction causes a chemical change. An example of this can be seen by adding baking soda to vinegar.
Select the statement that makes the following statement TRUE - When a new chemical is introduced to the work area or if chemical handling requirements change you must contact the sites Environmental?
When a new chemical is introduced to the work area or if chemical handling requirements change, you must contact the site's environmental health and safety officer for guidance and to ensure compliance with regulations.
Which of these is a true statement about grenades?
grenades can contain explosive or chemical fillers
A change in which one or more substances combine or break apart to form new substances?
chemical change
What is the True indication of a chemical change?
A change in color
Chemical properties observed only when a substance undergoes a chemical change a true bfalse?
True. Chemical properties are characteristics that can only be observed when a substance undergoes a chemical change, such as reactivity with other substances or the ability to undergo a chemical reaction.
In examples of chemical changes the odor of sour milk indicates a chemical change has taken place true or false?
True. The souring of milk is a chemical change caused by the breakdown of lactose sugars into lactic acid by bacteria. The change in odor is a result of this chemical reaction.
