3 years ago

Why might a scientist repeat an experiment if she did not make a mistake in the first one?

1 answer:

3 0

The reason that a scientist might repeat her experiment, even if she did not make a (visible) mistake in the first one is to double check. Double checking can help you find out if the answer is constant and reliable, allowing you're information to be more trustworthy.

You might be interested in

Metallic crystals are excellent conductors of electricity due to the existence of positive and negative ions.

My name is Ann [436]

the answer is FALSE

4 0

3 years ago

Read 2 more answers

WILL MARK BRAINLIEST IF YOU ANSWER WITHIN 5 MINUTES

tensa zangetsu [6.8K]

Answer:

This is and ADDITION REACTION

Explanation:

Because your putting a compound and an element together

6 0

3 years ago

Read 2 more answers

Bromine has a density of 3.10g/cm3. If you have 50.0 ML of bromine, how many grams do you have?

Zanzabum

Answer:

The answer is

Explanation:

The mass of a substance when given the density and volume can be found by using the formula

<h3>mass = Density × volume</h3>

From the question

volume of bromine = 50 mL

density = 3.10 g/cm³

It's mass is

mass = 50 × 3.10

We have the final answer as

Hope this helps you

5 0

3 years ago

Read 2 more answers

A student was conducting an experiment designed to study the law of conservation of mass. The student measured the mass of all t

never [62]

562 grams because mass can not be created or destroyed

6 0

3 years ago

Given the equation: 2H2 + O2 → 2H2O, how many moles of oxygen are needed to react with 13 moles of hydrogen

bulgar [2K]

Explanation:

2H2 + O2 = 2H2O

2mol. 1mol. 2mol

2mol reacts with 1mol

13mol reacts with x

x=13mol × 1mol

2mol

x= 13mol

2mol

x= 6.5mol of oxygen

6 0

2 years ago